Results: 288

Update on vasculitis: an overview and dermatological clues for clinical and histopathological diagnosis - part I

An. bras. dermatol; 95 (3), 2020
Abstract The term vasculitis refers to the inflammation of vessel walls. It may range in severity from a self-limited disorder in one single organ to a life-threatening disease due to multiple organ failure. It has many causes, although they result in only a few histological patterns of vascular inflamma...

Linfadenopatía transmitida por garrapata. Un caso pediátrico de rickettsiosis en atención primaria

Arch. argent. pediatr; 118 (3), 2020
La entidad llamada tick-borne lymphadenopathy, también conocida como dermacentor-borne necrosis eritema lymphadenopathy, se incluye dentro del diagnóstico diferencial de enfermedades transmitidas por garrapatas, que han aumentado considerablemente en los últimos años debido a una mayor observación c...

Evaluation of serum and salivary transforming growth factor beta, vascular endothelial growth factor and tumor necrosis factor alpha in oral lichen planus

J. oral res. (Impresa); 9 (2), 2020
Introduction: Lichen planus is one of the most common oral mucosal lesions. Transforming growth factor-β (TGF- β) has a marked effect on epithelial–mesenchymal transition and immune cells function. Vascular Endothelial Growth Factor (VEGF) is a key regulator of vasculogenesis and angiogenesis. Tumor ...

Oxidative foliar photo-necrosis produced by the bacteria Pseudomonas cedrina

BACKGROUND: Although bioactive metabolites capable of causing oxidative photo-necrosis in plant tissues have been identified in fungi, little is known about this type of mechanism in bacteria. These metabolites act as photosensitizers that generate reactive oxygen species (ROS) capable of causing damage ...

Embolia colesterínica en miembro superior izquierdo asociado a fístula arteriovenosa
Cholesterol embolism in the left upper limb associated with venous artery fistula

Rev. argent. dermatol; 101 (1), 2020
RESUMEN El embolismo por cristales de colesterol (ECC) es una complicación de la enfermedad arterioesclerótica en la que el desprendimiento de fragmentos de placa de ateroma, principalmente de grandes arterias, provoca oclusión de pequeños vasos. Esta entidad, también llamada ateroembolia o síndrom...

Pityriasis lichenoides et varioliformis acuta following anti-tetanus and diphtheria adult vaccine

An. bras. dermatol; 95 (2), 2020

Acute esophageal necrosis masquerading acute coronary syndrome

Autops. Case Rep; 10 (1), 2020
Acute esophageal necrosis (AEN) also known as “black esophagus” or “acute necrotizing esophagus” is a rare entity characterized by striking endoscopic findings of circumferential black coloring of the esophagus. AEN most frequently seen in the distal esophagus and can extend proximally along the ...

Síndrome de fournier: ações do enfermeiro, uma revisão literária

Nursing (Säo Paulo); 23 (264), 2020
A Síndrome de Fournier é um processo infeccioso severo que atinge os tecidos moles com avanço acelerado, possui etiologia polimicrobiana, com presença predominante de micro-organismos aeróbicos e anaeróbicos gram positivos e negativos. A finalidade deste trabalho é identificar por meio de revisão...

Induction of selective liver hypothermia prevents significant ischemia/reperfusion injury in Wistar rats after 24 hours

Acta cir. bras; 35 (2), 2020
Purpose To investigate the effects of induction of selective liver hypothermia in a rodent model. Methods Seven male Wistar rats were subjected to 90 minutes of partial 70% liver ischemia and topic liver 26°C hypothermia (H group). Other seven male Wistar rats were subjected to 90 minutes of partial 70...

¿Cúan segura es la dermatología quirúrgica?. Trabajo de investigación prospectivo sobre sus complicaciones realizado en una sala de procedimientos

Dermatol. argent; 26 (1), 2020
Antecedentes: Aunque las complicaciones globales en la dermatología quirúrgica referidas en la bibliografía mundial son bajas (1,64- 4,58%), las publicaciones regionales con datos prospectivos sobre ellas son escasas y, a nivel nacional, inexistentes. Objetivos: Estimar la incidencia de complicaciones...