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1.
Blood Adv ; 7(13): 3312-3319, 2023 07 11.
Artigo em Inglês | MEDLINE | ID: mdl-36799926

RESUMO

Sickle cell hemoglobin SC (HbSC) disease is the second most frequent sickle cell disease (SCD) genotype after sickle cell anemia (HbSS). Globally, ∼55 000 newborns with HbSC are delivered annually, with the highest HbC gene frequency in West Africa. In Ghana, 40% of adults visiting the Ghana Institute of Clinical Genetics SCD clinic have HbSC. Unlike HbSS, hydroxyurea use is not routinely recommended for individuals with HbSC because of the perceived high-risk to benefit ratio. To test the hypothesis that at least 5% of adults with HbSC will meet the American Society of Hematology criteria for severe disease, we conducted a retrospective descriptive cohort study of all individuals with HbSC (≥18 years) who visited the clinic in 2019. Adults with HbSC aged from 18 to 45 years were selected. We identified a comparison group of 639 individuals with HbSS and matched the frequency based on the age and sex of individuals with HbSC. Severe disease was defined as a history of ≥3 SCD-associated moderate or severe pain episodes per year, history of acute chest syndrome, and severe symptomatic chronic anemia that interferes with daily activities or quality of life. The study end points were the proportion of individuals with SCD who met the definition of severe disease and were eligible for hydroxyurea. In total, 64 of 639 (10.0%) individuals with HbSC met the eligibility criteria for hydroxyurea therapy compared with 154 of 639 (24.1%) individuals with HbSS. Less than 1% and 3% of individuals with severe HbSC and HbSS, respectively, were routinely prescribed with hydroxyurea in this tertiary care medical center.


Assuntos
Anemia Falciforme , Doença da Hemoglobina SC , Recém-Nascido , Adulto , Humanos , Hidroxiureia/uso terapêutico , Estudos Retrospectivos , Estudos de Coortes , Qualidade de Vida , Doença da Hemoglobina SC/tratamento farmacológico , Doença da Hemoglobina SC/genética , Anemia Falciforme/tratamento farmacológico , Anemia Falciforme/genética , Hemoglobina Falciforme/genética
2.
Am J Trop Med Hyg ; 101(3): 684-688, 2019 09.
Artigo em Inglês | MEDLINE | ID: mdl-31333164

RESUMO

To explore the educational practices of antenatal care providers toward pregnant women with sickle cell disease (SCD) and sickle cell trait (SCT), a survey was conducted among selected doctors and midwives who provide antenatal care at the outpatient clinic of the Obstetric Department of the Korle-Bu Teaching Hospital, Accra, Ghana. The study explored their practices of screening for and patient education about SCD and SCT. Of the 102 respondents, 100(98%) stated that they were knowledgeable in the medical and genetic aspects of the disease. Regarding screening, 82(80.4%) reported mandatory screening for SCD, 9(8.8%) did not offer screening as routine, and 11(10.8%) gave patients the choice. The majority (93.1%) always informed patients when the test was positive but health-care providers less than six years experience were less likely to communicate SCT status to patients without the trait (odds ratio [OR] = 0.41, 95% CI [0.18-0.93]). Nurses/midwives were less likely to tell patients their carrier status (OR = 0.25, 95% CI [0.10-0.59]). There was also variation in referral practices for genetic counseling, with 26.5% always referring, 28.4% never doing so, and 45.1% only referring if the patient had questions. This may affect patients' awareness of this genetic condition. Therefore, continuous medical education on SCD/SCT and standardization of counseling may help inform couples' family planning choices and reduce the burden of the disease on future generation and health care.


Assuntos
Anemia Falciforme , Conhecimentos, Atitudes e Prática em Saúde , Pessoal de Saúde/educação , Cuidado Pré-Natal , Feminino , Aconselhamento Genético/normas , Gana , Humanos , Masculino , Programas de Rastreamento , Pacientes , Inquéritos e Questionários
3.
Am J Trop Med Hyg ; 96(3): 735-740, 2017 03.
Artigo em Inglês | MEDLINE | ID: mdl-27994105

RESUMO

This study was conducted to evaluate pregnant women's awareness of sickle cell disease and sickle cell trait and the factors that contribute to it. Two hundred and six pregnant women with at least 20 weeks gestation answered a questionnaire regarding awareness of their trait status and questions to test their knowledge of sickle cell disease. Although the majority of patients were aware of their trait status (87.4%), only 29% of knowledge questions were answered correctly; patients who self-identified as having sickle cell trait did not do better. Patients who responded that they knew a good deal about sickle cell disease scored an average of 3.5 points (number of correct responses to nine questions) more than individuals who responded that they knew nothing (P < 0.001). Individuals who knew they had been tested for the sickle cell trait scored approximately 2 points higher than those who did not know whether they had been tested (P = 0.004). Respondents with at least secondary education scored on average 1 point higher on the knowledge test than those with less education (P = 0.004). Knowing someone with sickle cell disease was associated with a mean score of 1.25 points higher than individuals who did not know any affected individual (P = 0.000).There is a deficit in the knowledge of sickle cell disease among Ghanaian pregnant women. Therefore, there is the need for public education on sickle cell disease.


Assuntos
Conhecimentos, Atitudes e Prática em Saúde , Traço Falciforme/epidemiologia , Adulto , Estudos Transversais , Escolaridade , Feminino , Testes Genéticos , Gana/epidemiologia , Humanos , Gravidez , Gestantes , Prevalência , Traço Falciforme/genética , Inquéritos e Questionários , Adulto Jovem
4.
PLoS One ; 10(5): e0125712, 2015.
Artigo em Inglês | MEDLINE | ID: mdl-25945500

RESUMO

OBJECTIVE: To determine if metformin monotherapy or metformin in combination with insulin is equally effective as insulin monotherapy at glycemic control in diabetes mellitus in pregnancy among Ghanaians. METHODS: This was a study involving 104 pregnant women with type 2 diabetes mellitus (T2DM) or gestational diabetes mellitus (GDM) at 20-30 weeks gestation. Participants were randomized into metformin and insulin treatment groups. Starting dose of metformin was 500 mg once a day and increased gradually over two (2) weeks, to meet glycemic targets. Insulin was added if targets could not be reached on metformin alone at maximum doses. Total daily dose of premixed insulin at initiation was calculated as 0.3 IU/kg body weight and titrated upwards to achieve glycemic control. Glycemic profile monitoring was done every two weeks. RESULTS: The two hour post prandial blood glucose (2HPG) levels were significantly lower in the metformin group than the insulin group (p= 0.004). CONCLUSION: The findings of this study suggest that metformin monotherapy is effective in achieving glycemic targets in the management of diabetes in pregnancy. It is more effective than insulin in lowering the 2HPG level. TRIAL REGISTRATION: Australian New Zealand Clinical Trials Registry (ANZCTR) ACTRN12614000942651.


Assuntos
Diabetes Mellitus Tipo 2/tratamento farmacológico , Diabetes Gestacional/tratamento farmacológico , Hipoglicemiantes/uso terapêutico , Insulina/uso terapêutico , Metformina/uso terapêutico , Adolescente , Adulto , Glicemia/efeitos dos fármacos , Análise Custo-Benefício , Gerenciamento Clínico , Quimioterapia Combinada , Feminino , Gana , Índice Glicêmico/efeitos dos fármacos , Hospitais de Ensino , Humanos , Pessoa de Meia-Idade , Gravidez , Adulto Jovem
5.
BMC Res Notes ; 5: 478, 2012 Sep 03.
Artigo em Inglês | MEDLINE | ID: mdl-22937872

RESUMO

BACKGROUND: Viral infections during pregnancy can pose serious threats to mother and fetus from the time of conception to the time of delivery. These lead to congenital defects, spontaneous abortion and even death. The definitive diagnosis and management of pregnancy-related viral infections may be challenging especially in less resourced countries. CASE PRESENTATION: We present clinical and laboratory responses to the diagnosis and management of three cases of fulminant hepatitis secondary to Hepatitis E viral infection in pregnancy.Case 1 was a 31-year-old Ghanaian woman who presented with a week's history of passing dark urine as well as yellowish discoloration of the eyes. She subsequently developed fulminant hepatitis secondary to Hepatitis E viral infection, spontaneously aborted at 24 weeks of gestation and later died.Case 2 was also a 31-year-old Ghanaian woman who was admitted with a four-day history of jaundice. She had low grade fever, but no history of abdominal pain, haematuria, pale stool or pruritus. She next developed fulminant hepatitis secondary to Hepatitis E viral infection. However, she did not miscarry but died at 28 weeks of gestation.Case 3 was a 17-year-old Ghanaian woman who was referred to the tertiary health facility on account of jaundice and anaemia. She had delivered a live male infant at maturity of 32 weeks but noticed she was jaundiced and had a presentation of active disease 3 days prior to delivery. The baby was icteric at birth and on evaluation, had elevated bilirubin (mixed type) with normal liver enzymes. Hepatitis E virus infection was confirmed in both mother and baby. However, the jaundice and the hepatomegaly resolved in mother and baby after 5 and 12 days respectively. CONCLUSION: To the best of our knowledge, these are the first documented cases of fatal fulminant hepatic failures resulting from HEV infection in Ghana.


Assuntos
Hepatite E/complicações , Complicações Infecciosas na Gravidez , Adolescente , Adulto , Evolução Fatal , Feminino , Gana , Humanos , Gravidez
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