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1.
Skinmed ; 22(4): 305-307, 2024.
Artigo em Inglês | MEDLINE | ID: mdl-39285576

RESUMO

A healthy 14-year-old boy presented with a 2-month history of two slowly expanding asymptomatic lesions on his right trunk. No etymology of any new medications, recent travel, or tick bites was reported. Physical examination demonstrated two 4.5×2.5- cm and 3.5×2-cm annular hyperpigmented plaques with slightly elicited red borders on the right lower abdomen and right inferior flank. No evidence of atrophy or sclerosis was noted (Figure 1A). A 4-mm punch biopsy revealed irregular epidermal hyperplasia with alteration of thinned and quadrangular rete ridges, a dense band-like lichenoid infiltrate in the papillary dermis admixed with numerous melanophages and occasional necrotic keratinocytes. No evidence of epidermotropism was observed (Figure 1B). The dermal infiltrate was predominantly composed of CD3+ T-lymphocytes admixed with rare CD20+ B-lymphocytes and increased CD8-CD4 ratio. The patient showed significant improvement following the application of a potent steroid ointment for several weeks.


Assuntos
Erupções Liquenoides , Humanos , Masculino , Adolescente , Erupções Liquenoides/patologia , Erupções Liquenoides/diagnóstico , Biópsia
3.
Rheumatology (Oxford) ; 57(1): 19-27, 2018 01 01.
Artigo em Inglês | MEDLINE | ID: mdl-28371817

RESUMO

Beta-thalassaemia, an autosomal recessive haemoglobinopathy, ranks among the most frequent monogenetic diseases globally. The severe form of the disease, beta-thalassaemia major, is accompanied by progressive involvement of multiple organ systems as a result of the disease pathophysiology as well as iron overload from blood transfusions on a regular basis. Some of the manifestations might also be caused by medications used to manage iron overload. The purpose of this review is to highlight the rheumatological complications of beta-thalassaemia, which include musculoskeletal manifestations, such as arthritis and arthropathies, joint effusions, osteoporosis, bone fractures and myalgias, in addition to CTDs, such as pseudoxanthoma elasticum. Rheumatologists are strongly encouraged to take part in a multidisciplinary approach to the management of this debilitating disease.


Assuntos
Transfusão de Sangue , Sobrecarga de Ferro/tratamento farmacológico , Talassemia beta/terapia , Artrite/etiologia , Doenças do Tecido Conjuntivo/etiologia , Deferiprona , Necrose da Cabeça do Fêmur/etiologia , Fraturas Ósseas/etiologia , Humanos , Quelantes de Ferro/efeitos adversos , Sobrecarga de Ferro/etiologia , Artropatias/induzido quimicamente , Mialgia/etiologia , Osteoporose/etiologia , Pseudoxantoma Elástico/etiologia , Piridonas/efeitos adversos , Reação Transfusional , Talassemia beta/complicações
4.
Immunol Res ; 65(1): 230-241, 2017 02.
Artigo em Inglês | MEDLINE | ID: mdl-27423434

RESUMO

Headaches have been extensively reported in Antiphospholipid syndrome (APS)/Antiphospholipid antibodies (aPL)-positive patients. The aim of this study was to highlight the prevalence of headaches among APS/aPL-positive patients and discuss its association with laboratory, clinical and imaging findings. We searched the literature through Google Scholar and PubMed for publications on the epidemiology, pathogenesis, laboratory, imaging and clinical findings, and management of headaches in APS/aPL-positive patients. The following keywords were used: Antiphospholipid, Hughes syndrome, anticardiolipin, lupus anticoagulant, anti-ß2 glycoprotein I, headache, migraine, tension, and cluster. All reports published between 1969 and 2015 were included. Migraine is the most commonly reported type of headache in APS/aPL-positive patients. Thrombotic and platelet dysfunction hypotheses have been studied to uncover the pathogenic role of aPL in the development of headaches. Several studies are reporting higher levels of aPL in primary and secondary APS migraineurs, but only few reached statistical significance. Migraine patients without clinical signs/symptoms of cerebral infarction rarely show positive imaging findings. Digital subtraction angiography shows promise in demonstrating small vascular lesions otherwise not detected on computed tomography, magnetic resonance imaging, or cerebral angiograms. Although it may be solitary and harmless in many cases, the deleterious effect of migraine on the quality of life of APS patients prompts rapid diagnosis and proper management. An anticoagulation trial is advisable in APS patients with migraine as many cases of severe, refractory migraine resolved with anticoagulation therapy. The profile of migraine headaches discussed in this study permits its candidacy for inclusion in future APS classification criteria.


Assuntos
Síndrome Antifosfolipídica/classificação , Transtornos de Enxaqueca , Anticorpos Antifosfolipídeos , Síndrome Antifosfolipídica/diagnóstico por imagem , Síndrome Antifosfolipídica/epidemiologia , Humanos , Transtornos de Enxaqueca/diagnóstico por imagem , Transtornos de Enxaqueca/epidemiologia
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