Results: 46

Paciente con isquemia mesentérica y granulomatosis con poliangitis, una asociación poco común: reporte de caso

Med. U.P.B; 43 (2), 2024
La granulomatosis con poliangitis (GPA) es una vasculitis de pequeño vaso, está asociada a anticuerpos anticitoplasma de neutrófilos (ANCA), compromete principalmente el tracto respiratorio superior y el compromiso gastrointestinal está presente de un 4-20 %. Sin embargo, la isquemia mesentérica es ...

ANCA vasculitis and membranoproliferative glomerulonephritis associated with Sjögren's syndrome: Case report and literature review

Rev. colomb. reumatol; 29 (4), 2022
ANCA-associated vasculitis may occur concomitantly with primary Sjögren's syndrome (SS) or arise during its evolution. We present the case of a patient who underwent dry symptoms, a positive Schirmer test and an SS-compatible autoimmunity profile and, simultaneously, deterioration of renal function, ana...

Frequency of anti-neutrophil cytoplasmic antibodies in patients with systemic lupus erythematosus

Rev. colomb. reumatol; 29 (2), 2022
ABSTRACT Introduction: Systemic lupus erythematosus (SLE) is a multisystem autoimmune disease. Patients with SLE exhibit multiple serum autoantibodies, including anti-neutrophil cytoplasmic antibodies (ANCAs). There are two main techniques to detect ANCAs: indirect immunofluorescence (IIF) and enzyme-l...

COVID-19, glomerulonefritis ANCA y anti-membrana basal glomerular. Caso clínico

Rev. med. Chile; 150 (6), 2022
Renal involvement in COVID-19 infection is varied and worsens its outcome and prognosis. However, the association of COVID-19 infection with glomerulonephritis is exceptional. We report a 46-year-old woman with COVID-19 who had an acute kidney injury and ANCA associated glomerulonephritis two weeks after...

Compromiso pulmonar en vasculitis asociadas a anticuerpos anticitoplasma de neutrófilos

Rev. méd. Chile; 150 (4), 2022
This article reviews the pulmonary manifestations of anti-neutrophil cytoplasmic antibody associated vasculitis (AAV). Its frequency in the different phenotypes of the disease, clinical manifestations and updated therapeutic recommendations are reviewed, aiming to alert the medical community about the ex...

Manifestaciones pulmonares al diagnóstico de 170 pacientes con vasculitis asociadas a anticuerpos anticitoplasma de neutrófilos: cohorte retrospectiva de un centro universitario

INTRODUCCIÓN: Las Vasculitis Asociadas a Anticuerpos Anticitoplasma de Neutrófilos (VAA) son infrecuentes, pero de amplio espectro de presentación. Si bien el consenso de clasificación de Chapel Hill del año 2012, sigue vigente, la tendencia actual es clasificarlas de acuerdo al marcador inmunológi...

Intercambio plasmático terapéutico por plasmafiltración: experiencia de 11 años de un centro

Rev. méd. Chile; 150 (2), 2022
BACKGROUND: Therapeutic Plasma Exchange (TPE) is a procedure in which plasma and harmful macromolecules are separated from the rest of the blood components by centrifugation or filtration through membranes and are replaced with solutions with albumin and/or plasma. AIM: To communicate our experience usin...

Prevalência de positividade do anticorpo ANCA em pacientes hemodialisados

Objetivo: Estimar a prevalência do anticorpo anticitoplasma de neutrófilos (ANCA) positivo em pacientes submetidos à hemodiálise, assim como também associar essa prevalência às características sociodemográficas e clínicas destes pacientes. Métodos: Estudo transversal realizado em 78 paciente...

Uso excesivo de la prueba de ANCA
Overuse of the neutrophil cytoplasmic antibody test

Rev. cuba. med; 60 (3), 2021
La desproporcional y alta frecuencia de órdenes médicas de anticuerpos frente al citoplasma del neutrófilo (ANCA, por sus siglas en inglés) dirigidas a nuestros laboratorios clínicos evidencia el sobreuso de la prueba de ANCA. El uso indiscriminado de esta aumenta los gastos sin beneficio de salud. ...

Rapidly progressive glomerulonephritis and acute kidney injury associated with cocaine use - Case report

J. bras. nefrol; 43 (2), 2021
ABSTRACT A wide spectrum of renal complications can occur with acute and chronic use of cocaine. Most cases are related to rhabdomyolysis, but other mechanisms are malignant hypertension, renal ischemia, and rapidly progressive glomerulonephritis (RPGN) associated-ANCA vasculitis. In recent years, the us...