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1.
Acta sci. vet. (Impr.) ; 51(supl.1): Pub. 866, 2023. ilus
Artículo en Inglés | VETINDEX | ID: biblio-1434686

RESUMEN

Background: Ovarian enlargement in mares can either be a physiological or pathological condition associated with neoplastic or non-neoplastic causes. Neoplasia is more prominent in elderly than young horses. Granulosa cell tumors are the most common neoplastic cause of ovarian enlargement, and thecoma is the rarest. Thecoma is a benign ovarian stromal neoplasia originating from the sexual cords of the embryonic gonad and can affect the production of steroid hormones, leading to changes in behavior and the estrous cycle. If only one ovary is affected, after unilateral ovariectomy, usually the mare can still be used for reproductive purposes. Herein, we report a case of ovarian thecoma in an elderly Crioulo mare. Case: A 15-year-old Crioulo mare was evaluated due to progressive weight loss. The mare presented a low body score, and on physical examination, all parameters were within reference limits. Hematological examination revealed anemia, hyperfibrinogenemia, and neutrophilia. Serum biochemistry examination were within the physiological limits. Rectal palpation revealed an increase in volume in the left ovary (4.3 × 2.9 × 3 cm), smooth consistency and no associated pain in either of the ovaries. Rectal ultrasonography revealed a heterogeneous pattern, suggesting a neoplasm. As a treatment modality and for definitive diagnosis, the mare underwent a unilateral flank ovariectomy laparoscopically in the quadrupedal position. On histopathological evaluation of the left ovary, the sample showed cysts associated with proliferating spindle cells arranged in a solid arrangement, occasionally forming eddies, in addition to hemosiderosis, with clear cytoplasm and lipid vacuoles. Macroscopically, the ovary presented with a regular surface, smooth to firm consistency, a homogeneous brownish appearance with blackened foci, and brownish fluid-filled cysts. These findings confirmed thecoma of the left ovary in the mare. Discussion: Ovarian enlargement in mares can be associated to the presence of neoplasia. Clinical signs of ovarian neoplasms can be nonspecific; therefore, to achieve a definitive diagnosis, it is imperative to evaluate and compare the patient's history, physical examination, and results of complementary examinations. Excessive production of hormones lead to behavioral changes in mares with ovarian tumors, such as masculinized or aggressive behavior, and anestrus persistence. Thecomas may or may not interfere with steroid production and levels. On ultrasound examination, ovarian neoplasms may present similar echogenicity patterns. Histopathological evaluation is the best diagnostic approach after an ovariectomy. The prognosis of ovariectomy is considerably successful with the mare regaining reproductive health, although some mares may become infertile, with a small, inactive contralateral ovary. Thecoma is a rare neoplasm in horses; however, owing to its potential to cause altered reproductive functions, it should be considered as a differential diagnosis in mares with increased ovarian volume.


Asunto(s)
Animales , Femenino , Neoplasia Tecoma/patología , Células Tecales/citología , Caballos
2.
Acta sci. vet. (Impr.) ; 50(supl.1): Pub. 833, 2022. ilus
Artículo en Inglés | VETINDEX | ID: biblio-1401696

RESUMEN

Background: Squamous cell carcinoma (SCC) is a common cutaneous neoplasm in horses, which mainly affects the external genitalia, oral cavity, and periocular region. The development of SCC metastases is rare in these animals, and the most common occurrence is a marked local infiltration. Exposure to ultraviolet rays and skin depigmentation are the main etiological factors of SCC. Definitive diagnosis of the neoplasm is performed through histological examination of lesions. The present report describes the clinical, anatomopathological, and immunohistochemical (IHC) aspects of a case of metastatic SCC, with the vulva as the primary site in a mare. Case: A 17-year-old mare, mixed breed, was referred to the Veterinary Hospital of the Universidade de Passo Fundo (UPF), with history of areas of depigmented skin (pinto coat), and clinical history of anorexia, frequent episodes of colic, and recumbency. During clinical evaluation, heart rate (68 bpm), rectal temperature (38.4ºC), and respiratory rate (48 mpm) were elevated, and the oral mucosa was pale. The mare also had an ulcerated tumor mass involving the vulva, which extended to the inguinal region and involved the mammary gland. A cytological aspirate of the vulvar tumor was performed, in which no neoplastic cells were found. Next, a biopsy of 2 distinct areas of the vulva was performed. The material was sent for anatomopathological examination, which showed markedly pleomorphic malignant squamous cells, with individual keratinization and high mitotic index, organized in trabeculae with rare keratin pearl-like formations. The exam allowed the diagnosis of SCC Grade II. Due to the poor prognosis and high cost of treatment, the owner consented to euthanasia and necropsy examination. During necropsy, the vulvar tumor mass was grayish, firm to hard, infiltrative, and had friable areas. Tumor foci suggestive of metastasis were also observed in inguinal, mesenteric, mediastinal and renal lymph nodes, adrenal glands, lung, pericardium, medullary canal, intercostal muscles, right 15th rib, and tissue surrounding the azygos vein. Samples from all organs were collected for anatomopathological examination. Diagnosis of metastatic vulvar SCC was confirmed through histological and IHC studies, which evaluated the expression of cytokeratins (AE1/ AE3), as well as the proliferative activity of neoplastic cells through the PCNA marker. Discussion: The diagnosis of metastatic SCC was obtained through the observed clinical, necroscopic, histological, and IHC characteristics. This neoplasm usually appears in depigmented regions exposed to ultraviolet light, and older animals are more likely to be affected. The mare in the present case had areas of depigmented skin (pinto coat). The animal was kept in a paddock outdoor and exposed to constant solar radiation. Although rare in horses, manifestation of anorexia, progressive weight loss, and frequent colic episodes and recumbency may be closely related to the multiple sites of metastasis in the present case. The main histological findings of the neoplasm were the dense proliferation of malignant squamous cells with individual keratinization, arranged in a trabecular pattern and with rare formations of keratin pearls, in line with previous studies. During IHC evaluation, the neoplastic cells showed expression of cytokeratins (AE1/AE3), as well as high proliferative activity evidenced by the PCNA marker. Given this background, the present report describes the clinical, anatomopathological, and IHC aspects of a case of metastatic SCC with a primary site in the vulva of a mare.


Asunto(s)
Animales , Femenino , Vulva/patología , Neoplasias de la Vulva/veterinaria , Carcinoma de Células Escamosas/veterinaria , Caballos , Metástasis de la Neoplasia , Inmunohistoquímica/veterinaria
3.
Acta sci. vet. (Impr.) ; 49(suppl.1): Pub.598-Jan 4, 2021. ilus, tab
Artículo en Portugués | VETINDEX | ID: biblio-1458461

RESUMEN

Background: Equine pituitary pars intermedia dysfunction, also known as equine Cushing’s syndrome, is a neurodegenerative disease. An important risk factor for Cushing’s is advanced aging and it is the most common endocrine disorder inolder horses. The prevalence in horses aged over 10 and 15 years is reported as 9.3% and 21%, respectively. Due to the slowprogressive nature of the disease, seasonal variation in hormone output and overlapping endocrine response to other events,accurate diagnosis is challenging. The diagnosis requires the combination of anamnesis, clinical signs, in addition to laboratory tests results. This study aimed to report Cushing’s syndrome in a Crioulo breed horse focusing on diagnostic methods.Case: A 13-year-old male Crioulo breed, orchiectomized, was attended at the Universidade de Passo Fundo (UPF), in PassoFundo, RS, Brazil. The owner reported that the animal had progressive weight loss and coat abnormal growth, with curlyappearance. From visual inspection, body condition score was 4 (1-9) bulging abdomen was noticed, hirsutism, depressionand lethargy. Also, there was a large neoplastic mass on the left side of gluteal region. Later, this mass was classified inhistopathological examination as a fibroblastic sarcoid and was treated. The animal presented physical parameters withinthe physiological limits of the specie. Normochromic normocytic anemia and neutrophilic leukocytosis were reported in thehematologic evaluation. In coproparasitological examination, there were 300 eggs per gram of feaces. Hyperadrenocorticismwas suspected in the clinical examination and dexamethasone suppression test was performed to confirm the fact. Basal serumwas collected at 17 h (M0) and subsequently 40 µg/kg of dexamethasone was administered intramuscular...


Asunto(s)
Masculino , Animales , Enfermedades de los Caballos , Síndrome de Cushing/diagnóstico , Síndrome de Cushing/veterinaria , Anemia/veterinaria , Eosinofilia/veterinaria , Hipertricosis/veterinaria , Leucocitosis/veterinaria , Neoplasias Pélvicas/veterinaria
4.
Acta sci. vet. (Online) ; 49(suppl.1): Pub. 598, 25 jan. 2021. ilus, tab
Artículo en Portugués | VETINDEX | ID: vti-30792

RESUMEN

Background: Equine pituitary pars intermedia dysfunction, also known as equine Cushings syndrome, is a neurodegenerative disease. An important risk factor for Cushings is advanced aging and it is the most common endocrine disorder inolder horses. The prevalence in horses aged over 10 and 15 years is reported as 9.3% and 21%, respectively. Due to the slowprogressive nature of the disease, seasonal variation in hormone output and overlapping endocrine response to other events,accurate diagnosis is challenging. The diagnosis requires the combination of anamnesis, clinical signs, in addition to laboratory tests results. This study aimed to report Cushings syndrome in a Crioulo breed horse focusing on diagnostic methods.Case: A 13-year-old male Crioulo breed, orchiectomized, was attended at the Universidade de Passo Fundo (UPF), in PassoFundo, RS, Brazil. The owner reported that the animal had progressive weight loss and coat abnormal growth, with curlyappearance. From visual inspection, body condition score was 4 (1-9) bulging abdomen was noticed, hirsutism, depressionand lethargy. Also, there was a large neoplastic mass on the left side of gluteal region. Later, this mass was classified inhistopathological examination as a fibroblastic sarcoid and was treated. The animal presented physical parameters withinthe physiological limits of the specie. Normochromic normocytic anemia and neutrophilic leukocytosis were reported in thehematologic evaluation. In coproparasitological examination, there were 300 eggs per gram of feaces. Hyperadrenocorticismwas suspected in the clinical examination and dexamethasone suppression test was performed to confirm the fact. Basal serumwas collected at 17 h (M0) and subsequently 40 µg/kg of dexamethasone was administered intramuscular...(AU)


Asunto(s)
Animales , Masculino , Enfermedades de los Caballos , Síndrome de Cushing/veterinaria , Síndrome de Cushing/diagnóstico , Neoplasias Pélvicas/veterinaria , Hipertricosis/veterinaria , Anemia/veterinaria , Leucocitosis/veterinaria , Eosinofilia/veterinaria
5.
Rev Bras Parasitol Vet ; 29(4): e010520, 2020.
Artículo en Inglés | MEDLINE | ID: mdl-33263615

RESUMEN

Cattle tick fever (CTF) causes significant economic losses in the livestock sector. The pathogenic action of the hemoparasites is associated with anemia, weight loss, abortion and reduced productivity, which result with animal death. Programs to prevent CTF involve several procedures, including immunization, chemoprophylaxis and use of ectoparasiticides, together with the vector control in the environment. The objective of this study was to report an acute outbreak of CTF in a group of 157 Hereford cattle from a farm without presence of the vector, that were moved to a farm in the same state with a high tick infestation (Rhipicephalus microplus). On the day before the transportation, the animals received a chemoprophylaxis with imidocarb dipropionate (3 mg/kg, SC), which was repeated 21 days after the first application. After 42 days, some animals showed signs compatible with CTF, which was confirmed through clinical examination, necropsy, histopathological and hemoparasitological analyses. The morbidity rate was 37.6% and the mortality rate was 24.8%. Calves that were recently weaned were the group most affected with the tick fever, morbidity (100% and mortality (73%). Chemoprophylaxis in association with use of ectoparasiticides was not sufficient to control the outbreak of the disease.


Asunto(s)
Anaplasmosis , Babesiosis , Enfermedades de los Bovinos , Quimioprevención/veterinaria , Infestaciones por Garrapatas , Anaplasmosis/diagnóstico , Anaplasmosis/epidemiología , Anaplasmosis/prevención & control , Animales , Babesiosis/diagnóstico , Babesiosis/epidemiología , Babesiosis/prevención & control , Bovinos , Enfermedades de los Bovinos/prevención & control , Rhipicephalus , Infestaciones por Garrapatas/prevención & control , Infestaciones por Garrapatas/veterinaria
6.
R. bras. Parasitol. Vet. ; 29(4): e010520, out. 2020. ilus, graf
Artículo en Inglés | VETINDEX | ID: vti-29754

RESUMEN

Cattle tick fever (CTF) causes significant economic losses in the livestock sector. The pathogenic action of the hemoparasites is associated with anemia, weight loss, abortion and reduced productivity, which result with animal death. Programs to prevent CTF involve several procedures, including immunization, chemoprophylaxis and use of ectoparasiticides, together with the vector control in the environment. The objective of this study was to report an acute outbreak of CTF in a group of 157 Hereford cattle from a farm without presence of the vector, that were moved to a farm in the same state with a high tick infestation (Rhipicephalus microplus). On the day before the transportation, the animals received a chemoprophylaxis with imidocarb dipropionate (3 mg/kg, SC), which was repeated 21 days after the first application. After 42 days, some animals showed signs compatible with CTF, which was confirmed through clinical examination, necropsy, histopathological and hemoparasitological analyses. The morbidity rate was 37.6% and the mortality rate was 24.8%. Calves that were recently weaned were the group most affected with the tick fever, morbidity (100% and mortality (73%). Chemoprophylaxis in association with use of ectoparasiticides was not sufficient to control the outbreak of the disease.(AU)


A tristeza parasitária bovina (TPB) gera importantes perdas econômicas na bovinocultura mundial. A ação patogênica dos hemoparasitas resulta em anemia, perda de peso, abortos e diminuição da produtividade, culminando, muitas vezes, em óbito dos animais. Um programa de prevenção para TPB necessita de medidas integradas, como a imunização, quimioprofilaxia e utilização de ectoparasiticidas, em conjunto com ações que visem ao controle ambiental dos vetores. Este artigo tem em vista o relato de um surto de TPB em uma fazenda de produção de bovinos de corte e com alta infestação do carrapato (Rhipicephalus microplus). A fazenda adquiriu 157 animais puros de origem, da raça Hereford, proveniente de uma fazenda sem presença do vetor. No dia anterior ao transporte, os animais receberam quimioprofilaxia com dipropionato de imidocarb (3mg/Kg/SC), repetindo-se 21 dias após a primeira aplicação. Aos 42 dias, alguns bezerros manifestaram sinais clínicos compatíveis com TPB, sendo confirmado pelo exame clínico, necropsia, análises histopatológicas e hemoparasitológicas. A morbidade foi de 37,6% (59/157), e a letalidade de 24,8% (39/157). A categoria de bezerros recém desmamados foi a mais acometida, com morbidade de 100% (52/52) e letalidade de 73% (38/52). A quimioprofilaxia associada à utilização de ectoparasiticidas foram insuficientes para evitar a ocorrência do surto da enfermidade.(AU)


Asunto(s)
Animales , Bovinos , Bovinos/parasitología , Quimioprevención/veterinaria , Babesiosis/parasitología , Anaplasmosis/parasitología
7.
Rev. bras. parasitol. vet ; 29(4): e010520, 2020. graf
Artículo en Inglés | LILACS | ID: biblio-1144235

RESUMEN

Abstract Cattle tick fever (CTF) causes significant economic losses in the livestock sector. The pathogenic action of the hemoparasites is associated with anemia, weight loss, abortion and reduced productivity, which result with animal death. Programs to prevent CTF involve several procedures, including immunization, chemoprophylaxis and use of ectoparasiticides, together with the vector control in the environment. The objective of this study was to report an acute outbreak of CTF in a group of 157 Hereford cattle from a farm without presence of the vector, that were moved to a farm in the same state with a high tick infestation (Rhipicephalus microplus). On the day before the transportation, the animals received a chemoprophylaxis with imidocarb dipropionate (3 mg/kg, SC), which was repeated 21 days after the first application. After 42 days, some animals showed signs compatible with CTF, which was confirmed through clinical examination, necropsy, histopathological and hemoparasitological analyses. The morbidity rate was 37.6% and the mortality rate was 24.8%. Calves that were recently weaned were the group most affected with the tick fever, morbidity (100% and mortality (73%). Chemoprophylaxis in association with use of ectoparasiticides was not sufficient to control the outbreak of the disease.


Resumo A "tristeza parasitária bovina" (TPB) gera importantes perdas econômicas na bovinocultura mundial. A ação patogênica dos hemoparasitas resulta em anemia, perda de peso, abortos e diminuição da produtividade, culminando, muitas vezes, em óbito dos animais. Um programa de prevenção para TPB necessita de medidas integradas, como a imunização, quimioprofilaxia e utilização de ectoparasiticidas, em conjunto com ações que visem ao controle ambiental dos vetores. Este artigo tem em vista o relato de um surto de TPB em uma fazenda de produção de bovinos de corte e com alta infestação do carrapato (Rhipicephalus microplus). A fazenda adquiriu 157 animais puros de origem, da raça Hereford, proveniente de uma fazenda sem presença do vetor. No dia anterior ao transporte, os animais receberam quimioprofilaxia com dipropionato de imidocarb (3mg/Kg/SC), repetindo-se 21 dias após a primeira aplicação. Aos 42 dias, alguns bezerros manifestaram sinais clínicos compatíveis com TPB, sendo confirmado pelo exame clínico, necropsia, análises histopatológicas e hemoparasitológicas. A morbidade foi de 37,6% (59/157), e a letalidade de 24,8% (39/157). A categoria de bezerros recém desmamados foi a mais acometida, com morbidade de 100% (52/52) e letalidade de 73% (38/52). A quimioprofilaxia associada à utilização de ectoparasiticidas foram insuficientes para evitar a ocorrência do surto da enfermidade.


Asunto(s)
Animales , Babesiosis/diagnóstico , Babesiosis/prevención & control , Babesiosis/epidemiología , Anaplasmosis/diagnóstico , Anaplasmosis/prevención & control , Anaplasmosis/epidemiología , Infestaciones por Garrapatas/prevención & control , Infestaciones por Garrapatas/veterinaria , Bovinos , Enfermedades de los Bovinos/prevención & control , Quimioprevención/veterinaria , Rhipicephalus
8.
Acta sci. vet. (Online) ; 47(suppl.1): Pub. 409, Aug. 7, 2019. ilus
Artículo en Inglés | VETINDEX | ID: vti-21498

RESUMEN

Background: Cryptorchidism is characterized by the incomplete descent of one or both testicles to the scrotum, beinga hereditary alteration and frequently an unilateral condition. Besides the sexual and aggressive behaviour, the retainedtesticle is commonly located in abdominal cavity, being considered a risk factor for neoplasm development. The mostcommon testicular neoplasm reported in mammalian species are Sertoli cell tumors, Leydig cell tumors, seminomas andteratomas. A presumptive diagnosis of testicular tumor can be achieved by ultrasonography, although the definitive diagnosis is obtained only by histopathology. In this report, we are presenting a case of testicular teratoma in an unilateralabdominal cryptorchid horse.Case: A 3 year-old stallion, American Quarter Horse, was attended and presented a right testicle retained inside the abdomen and a left testicle in the scrotum. Transrectal palpation was used to identify a round and firm structure, presumablythe right testicle, lateral to the urinary bladder and located inside abdomen. Further, a transrectal ultrasound examinationshowed a complex, round mass with irregular edges containing both cystic and solid structures, hypoechoic fluid-filledcavities separated by linear hyperechoic septa. After a clinical examination, the animal was diagnosed with cryptorchidismand was submitted to orchiectomy and cryptorchidectomy by inguinal approach. Surgery was performed under generalanesthesia and postoperative care included cold shower, anti-inflammatory and antibiotic therapy. Testicles were surgicallyremoved and further sent for histopathological examination. The visual appearance...(AU)


Asunto(s)
Animales , Masculino , Teratoma/veterinaria , Testículo/patología , Criptorquidismo/complicaciones , Criptorquidismo/veterinaria , Neoplasias Testiculares/veterinaria
9.
Acta sci. vet. (Online) ; 47(suppl.1): Pub. 392, June 11, 2019. ilus
Artículo en Inglés | VETINDEX | ID: vti-21068

RESUMEN

Background: In various regions of Brazil, horses and cattle are considered the most susceptible animals to plant poisoning. The plants of the genus Senecio are the most important in Rio Grande do Sul because they have the active principleknown as the pyrrolizidine alkaloid. Its diagnosis is made through epidemiology, clinical signs and histopathologicalanalysis, either of the tissues obtained by biopsy or necropsy. The objective of this study was to report and characterizethe epidemiological, clinical and anatomopathological findings of three cases of natural poisoning by Senecio brasiliensisin horses assisted at the Hospital Veterinário (HV) of the Universidade de Passo Fundo (UPF).Cases: Three traction horses, two males and one female, were admitted at the HV-UPF for clinical care. The animals werepresenting anorexia, weight loss, dysmetria, proprioceptive deficit and signs suggestive of colic. The epidemiological studyrevealed that the sites where these animals were located were infested by Senecio brasiliensis. The support therapy usedfor equine colic in all three cases was unsuccessful. One of the animals died and the other two were euthanized, all threeof them being reffered for necropsy. The post-mortem findings were mainly found in the liver, which showed accentuationof the lobular pattern and the appearance of nutmeg. During necropsy, fragments of organs from thoracic and abdominalcavities and central nervous system were collected and fixed in 10% buffered formalin. Subsequently, the samples wereprocessed chemically, submitted to cuts of five micrometers of thickness and stained with hematoxylin and eosin for microscopic analysis. Microscopically, the liver of all three horses presented megalocytosis, fibrosis and bile ducts hyperplasia.In the central nervous system, spongiosis and the presence of Alzheimer type II astrocytes were observed. Thus, throughthe association of information, the diagnosis of...(AU)


Asunto(s)
Animales , Senecio/toxicidad , Caballos , Alcaloides de Pirrolicidina/análisis , Alcaloides de Pirrolicidina/toxicidad , Intoxicación por Plantas/veterinaria , Plantas Tóxicas
10.
Acta sci. vet. (Impr.) ; 47(suppl.1): Pub.392-2019. ilus
Artículo en Inglés | VETINDEX | ID: biblio-1458156

RESUMEN

Background: In various regions of Brazil, horses and cattle are considered the most susceptible animals to plant poisoning. The plants of the genus Senecio are the most important in Rio Grande do Sul because they have the active principleknown as the pyrrolizidine alkaloid. Its diagnosis is made through epidemiology, clinical signs and histopathologicalanalysis, either of the tissues obtained by biopsy or necropsy. The objective of this study was to report and characterizethe epidemiological, clinical and anatomopathological findings of three cases of natural poisoning by Senecio brasiliensisin horses assisted at the Hospital Veterinário (HV) of the Universidade de Passo Fundo (UPF).Cases: Three traction horses, two males and one female, were admitted at the HV-UPF for clinical care. The animals werepresenting anorexia, weight loss, dysmetria, proprioceptive deficit and signs suggestive of colic. The epidemiological studyrevealed that the sites where these animals were located were infested by Senecio brasiliensis. The support therapy usedfor equine colic in all three cases was unsuccessful. One of the animals died and the other two were euthanized, all threeof them being reffered for necropsy. The post-mortem findings were mainly found in the liver, which showed accentuationof the lobular pattern and the appearance of nutmeg. During necropsy, fragments of organs from thoracic and abdominalcavities and central nervous system were collected and fixed in 10% buffered formalin. Subsequently, the samples wereprocessed chemically, submitted to cuts of five micrometers of thickness and stained with hematoxylin and eosin for microscopic analysis. Microscopically, the liver of all three horses presented megalocytosis, fibrosis and bile ducts hyperplasia.In the central nervous system, spongiosis and the presence of Alzheimer type II astrocytes were observed. Thus, throughthe association of information, the diagnosis of...


Asunto(s)
Animales , Alcaloides de Pirrolicidina/análisis , Alcaloides de Pirrolicidina/toxicidad , Caballos , Intoxicación por Plantas/veterinaria , Senecio/toxicidad , Plantas Tóxicas
11.
Acta sci. vet. (Impr.) ; 47(suppl.1): Pub.409-2019. ilus
Artículo en Inglés | VETINDEX | ID: biblio-1458173

RESUMEN

Background: Cryptorchidism is characterized by the incomplete descent of one or both testicles to the scrotum, beinga hereditary alteration and frequently an unilateral condition. Besides the sexual and aggressive behaviour, the retainedtesticle is commonly located in abdominal cavity, being considered a risk factor for neoplasm development. The mostcommon testicular neoplasm reported in mammalian species are Sertoli cell tumors, Leydig cell tumors, seminomas andteratomas. A presumptive diagnosis of testicular tumor can be achieved by ultrasonography, although the definitive diagnosis is obtained only by histopathology. In this report, we are presenting a case of testicular teratoma in an unilateralabdominal cryptorchid horse.Case: A 3 year-old stallion, American Quarter Horse, was attended and presented a right testicle retained inside the abdomen and a left testicle in the scrotum. Transrectal palpation was used to identify a round and firm structure, presumablythe right testicle, lateral to the urinary bladder and located inside abdomen. Further, a transrectal ultrasound examinationshowed a complex, round mass with irregular edges containing both cystic and solid structures, hypoechoic fluid-filledcavities separated by linear hyperechoic septa. After a clinical examination, the animal was diagnosed with cryptorchidismand was submitted to orchiectomy and cryptorchidectomy by inguinal approach. Surgery was performed under generalanesthesia and postoperative care included cold shower, anti-inflammatory and antibiotic therapy. Testicles were surgicallyremoved and further sent for histopathological examination. The visual appearance...


Asunto(s)
Masculino , Animales , Criptorquidismo/complicaciones , Criptorquidismo/veterinaria , Teratoma/veterinaria , Testículo/patología , Neoplasias Testiculares/veterinaria
12.
Acta sci. vet. (Online) ; 45(suppl.1): 1-5, 2017. ilus
Artículo en Portugués | VETINDEX | ID: vti-16983

RESUMEN

Background: Lymphoma, although rare, is the most common hematopoietic neoplasia in horses. The overall incidence of lymphoma is between 1.3-2.8% of all equine neoplasia and it has a prevalence of 0.002-0.5% in the equine population. Lymphoma can be classified as multicentric, alimentary, mediastinal, cutaneous and solitary. The cutaneous is the rarest form and it usually presents with multifocal skin lesions, with no other clinical signs. The diagnoses is accomplished by histopathological examination of a biopsy or cytological examination of a fine needle aspirate. The aim of the current study is to report a case of the rarest form of equine lymphoma, the cutaneous. Case: An 8-year-old equine female, Quarter Mile, was evaluated due to volumes increase and subcutaneous nodules disseminated along the body. These lesions developed gradually during 2 years. The mare was used for ridding, it was kept in the field with 10 other equines and was the only one affected. The mare was vaccinated for influenza and was negative for glanders and equine infectious anemia. During clinical exam, all vital parameters were within limits and body condition score was classified as 6 (Henneke Chart). It was observed bilateral nasal secretion and depigmentation in ocular and vulvar mucous. It was observed multiple delimited areas with size ranging from few cm up to 7 cm, hard, mobile, painless, located in the subcutaneous and disseminated in the body (including head, neck, thorax, limbs and perineum). Red blood cell, leucocytes, fibrinogen, total plasmatic protein were within normal limits. Due to clinical signs and the potential risk of a zoonosis, the glanders test was repeated (complement fixation test) and the result was negative. Differential diagnoses also included insect hypersensitive, which was discarded since the female did not presented pruritus nor alopecia, lesions gradually increased in size and no […](AU)


Asunto(s)
Animales , Linfoma/veterinaria , Neoplasias Cutáneas/veterinaria , Caballos , Linfadenopatía/veterinaria , Ganglios Linfáticos/patología
13.
Acta sci. vet. (Impr.) ; 45(suppl.1): 1-5, 2017. ilus
Artículo en Portugués | VETINDEX | ID: biblio-1457768

RESUMEN

Background: Lymphoma, although rare, is the most common hematopoietic neoplasia in horses. The overall incidence of lymphoma is between 1.3-2.8% of all equine neoplasia and it has a prevalence of 0.002-0.5% in the equine population. Lymphoma can be classified as multicentric, alimentary, mediastinal, cutaneous and solitary. The cutaneous is the rarest form and it usually presents with multifocal skin lesions, with no other clinical signs. The diagnoses is accomplished by histopathological examination of a biopsy or cytological examination of a fine needle aspirate. The aim of the current study is to report a case of the rarest form of equine lymphoma, the cutaneous. Case: An 8-year-old equine female, Quarter Mile, was evaluated due to volume’s increase and subcutaneous nodules disseminated along the body. These lesions developed gradually during 2 years. The mare was used for ridding, it was kept in the field with 10 other equines and was the only one affected. The mare was vaccinated for influenza and was negative for glanders and equine infectious anemia. During clinical exam, all vital parameters were within limits and body condition score was classified as 6 (Henneke Chart). It was observed bilateral nasal secretion and depigmentation in ocular and vulvar mucous. It was observed multiple delimited areas with size ranging from few cm up to 7 cm, hard, mobile, painless, located in the subcutaneous and disseminated in the body (including head, neck, thorax, limbs and perineum). Red blood cell, leucocytes, fibrinogen, total plasmatic protein were within normal limits. Due to clinical signs and the potential risk of a zoonosis, the glanders test was repeated (complement fixation test) and the result was negative. Differential diagnoses also included insect hypersensitive, which was discarded since the female did not presented pruritus nor alopecia, lesions gradually increased in size and no […]


Asunto(s)
Animales , Caballos , Linfadenopatía/veterinaria , Linfoma/veterinaria , Neoplasias Cutáneas/veterinaria , Ganglios Linfáticos/patología
14.
Rev. ABENO ; 15(2): 12-19, 2015.
Artículo en Portugués | BBO - Odontología | ID: biblio-879589

RESUMEN

A educação interprofissional (EIP) tem se apresentado como uma estratégia para formar profissionais com perfil para o trabalho em equipe, essencial para a integralidade do cuidado em saúde. Este estudo descreve a prática da EIP nas atividades desenvolvidas no projeto de extensão "Atenção às famílias dos proprietários de cavalos de carroça do município de Passo Fundo-RS", o qual tem como objetivos promover saúde e geração de renda para as famílias de catadores de lixo deste município, assim como estimular a consolidação da reorientação da formação profissional nos cursos da área da saúde da Universidade de Passo Fundo. O projeto é desenvolvido nas comunidades dos bairros Bom Jesus e Valinhos desde 2011. O trabalho em equipe multiprofissional com abordagens interdisciplinares permite aos acadêmicos experienciar competências e habilidades esperadas durante a formação acadêmica, como liderança, tomada de decisões, comunicação e atenção à saúde, dentro dos princípios da ética/bioética, buscando a resolução dos problemas de saúde em nível individual e coletivo. A ampliação do conhecimento e experiência, a experimentação do trabalho interdisciplinar e humanizado em imersão na comunidade, o estreitamento de laços entre a universidade e a comunidade, assim como formação técnico-científica humanizada foram citadas pelos extensionistas como contribuições à formação profissional. As atividades desenvolvidas pelo projeto de extensão mostraram ser um método oportuno de estimulo à interdisciplinaridade e ao multiprofissionalismo, proporcionando atendimento social e de saúde às famílias envolvidas e contemplando a formação de um profissional ético, humanista, crítico e consciente do seu papel como cidadão (AU).


The interprofessional education (IPE) has emerged as a strategy to train professionals with a profile to teamwork, essential for comprehensive health care. This study describes the practice of the EIP activities in the extension project "Attention to the families of wagon horses' owners in the city of Passo Fundo-RS." This project aims to promote health and income generation for the families of garbage collectors, as well as encourage the consolidation of the reorientation of healthcare courses at Passo Fundo University. The project is developed in the communities of Bom Jesus and Valinhos neihborhoods since 2011. Working in multidisciplinary team with inter disciplinary approaches during the academic training allows experiencing academic competencies and skills such as leadership, decision-making, communication and health care, within the principles of ethics/ bioethics, seeking the resolution of health problems at individual and collective level. The knowledge and experience expansion, experimentation of interdisciplinary and humanized work in immersion in the community, closer ties between the university and the community, as well as technical and scientific humanized training were cited by extension as contributions to vocational training. The activities developed by the extension project proved to be an opportune method of stimulating the interdisciplinary and multiprofessionalism, providing social and health care to the families involved and contemplating the formation of ethical, humanist, and critical professionals, aware of their role as citizens (AU).


Asunto(s)
Humanos , Masculino , Femenino , Grupo de Atención al Paciente/clasificación , Educación en Salud , Relaciones Comunidad-Institución , Capacitación de Recursos Humanos en Salud , Aprendizaje Basado en Problemas/métodos
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