Degos disease, also known as malignant atrophic papulosis, is a rare occlusive vasculopathy of unknown etiology characterized by infarcts in the dermis, gastrointestinal tract, central nervous system, and other organs. It is characterized by papules, which become umbilicated and evolve with a depressed p...
We report the case of an 11-year-old male patient with a histopathological and immunohistochemical diagnosis of dermatofibroma with an atypical clinical presentation on the right forearm. Although dermatofibroma is considered a benign skin tumor, some of its differential diagnoses, such as dermatofibrosa...
Hay-Wells syndrome or AEC (Ankyloblepharon, Ectodermal dysplasia and Cleft lip and palate syndrome) is a rare ectodermal disorder. The treatment is aimed to prevent clinical complications. We describe the case of a four-month old male patient with erosions on the scalp, trunk and arms, trachyonychia, def...
Labio Leporino/patología,
Fisura del Paladar/patología,
Displasia Ectodérmica/patología,
Epidermólisis Ampollosa/patología,
Anomalías del Ojo/patología,
Párpados/anomalías,
Anomalías Múltiples,
Biopsia,
Párpados/patología,
Cuero Cabelludo/patología,
Piel/patología
Psoriasiform Keratosis is a rare clinic entity. The etiopathogenesis remains unknown and the disease is characterized by a solitary, scaly or keratotic papule, or plaque mainly located on the extremities. Histopathological features closely resemble those of psoriasis. We report the case of a 70-year-old ...
Cutaneous Rosai-Dorfman disease is a rare, lymphoproliferative disease. It is benign and self-limited, only involves skin and subcutaneous tissue and typically occurs as histiocyte-rich inflammatory infiltrates, manifesting as erythematous to brown papules, plaques, or nodules, without predilection for s...
Cutaneous hyperpigmentations are frequent complaints, motivating around 8.5% of all dermatological consultations in our country. They can be congenital, with different patterns of inheritance, or acquired in consequence of skin problems, systemic diseases or secondary to environmental factors. The vast m...
Cutaneous involvement associated to multiple myeloma varies from 5 to 10% of cases and is infrequently recognized. Cutaneous metastatic plasmacitomas are rare. We present the case of a 72-year-old man with multiple myeloma in complete remission since 2 years ago with cutaneous tumors on the trunk and fac...
Pemphigoid gestationis is a rare, autoimmune blistering dermatosis of pregnancy. No increase in fetal or maternal mortality has been demonstrated, but a greater prevalence of premature and small-for-gestationalage babies has been reported. Topical and systemic corticosteroids and antihistamines are the m...
Poziomczyk, Claudia Schermann;
Recuero, Julia Kanaan;
Bringhenti, Luana;
Maria, Fernanda Diffini Santa;
Campos, Carolina Wiltgen;
Travi, Giovanni Marcos;
Freitas, Andre Moraes;
Maahs, Marcia Angelica Peter;
Zen, Paulo Ricardo Gazzola;
Fiegenbaum, Marilu;
Almeida, Sheila Tamanini de;
Bonamigo, Renan Rangel;
Bau, Ana Elisa Kiszewski.
Incontinentia pigmenti is a rare genodermatosis in which the skin involvement occurs in all patients. Additionally, other ectodermal tissues may be affected, such as the central nervous system, eyes, hair, nails and teeth. The disease has a X-linked dominant inheritance pattern and is usually lethal to m...
Incontinencia Pigmentaria/patología,
Piel/patología,
Alopecia/etiología,
Alopecia/patología,
Catarata/etiología,
Catarata/patología,
Enfermedades del Sistema Nervioso Central/patología,
Incontinencia Pigmentaria/complicaciones,
Mutación,
Anomalías Dentarias/etiología,
Anomalías Dentarias/patología
