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Anemia megaloblástica en una comunidad vegetariana hindú
Lancet (London, England)
|November 23, 1985
Resumen
La deficiencia nutricional de cobalamina es común en los vegetarianos indios, lo que lleva a la anemia megaloblástica y otros problemas de salud. La anemia perniciosa también ocurre con frecuencia en esta población.
Área de la Ciencia:
- Hematología Hematología.
- Ciencias de la Nutrición Ciencias de la Nutrición
- Gastroenterología y Gastroenterología.
Sus antecedentes:
- Se investigó la hemopoyesis megaloblástica en pacientes indios, predominantemente vegetarianos de por vida.
- Comprender el espectro de deficiencias nutricionales y condiciones asociadas en este grupo demográfico es crucial.
Objetivo del estudio:
- Para determinar las causas de la hemopoyesis megaloblástica en los vegetarianos indios.
- Para evaluar la prevalencia de la deficiencia de cobalamina, la deficiencia de folato, la anemia perniciosa y las complicaciones asociadas.
Principales métodos:
- Análisis retrospectivo de 138 pacientes indios diagnosticados con hemopoyesis megaloblástica.
- Revisión de datos clínicos y de laboratorio para identificar diagnósticos específicos y condiciones coexistentes.
Principales resultados:
- La deficiencia nutricional de cobalamina fue diagnosticada en 95 pacientes; anemia perniciosa en 20.
- Sólo 4 pacientes tenían deficiencia de folato. La malabsorción intestinal estuvo presente en un tercio.
- Se observaron tasas significativas de osteomalacia (20 pacientes) y deficiencia de hierro (87 pacientes). La tuberculosis fue diagnosticada en 17 pacientes.
Conclusiones:
- La deficiencia nutricional de cobalamina es la causa principal de la hemopoyesis megaloblástica en los vegetarianos indios.
- La deficiencia de cobalamina puede exacerbar complicaciones como la malabsorción intestinal y el deterioro de la función inmune.
- La incidencia de anemia perniciosa en sujetos indios es comparable a la de las poblaciones caucásicas.
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