
El artículo aborda el manejo clínico de la hemorragia digestiva baja (HDB) que persiste sin diagnóstico tras una evaluación inicial (colonoscopia y gastroscopia negativas). Define la HDB de origen oscuro, clasificándola en persistente u recurrente , y detalla los métodos diagnósticos avanzados como la enteroscopia, el tránsito intestinal, el estudio con radionúclidos, la arteriografía y la cápsula endoscópica. Incluye un algoritmo de actuación según la situación hemodinámica del paciente y la tasa de sangrado.
angiodisplasia, enteroscopia, Hemorragia digestiva
angiodisplasia, enteroscopia, Hemorragia digestiva
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