A severe drop in antibodies points to a rare syndrome

An elderly man presents with loss of appetite, weight loss, diarrhoea, and looking tired and unwell
iv infusion drip senior man flipped

Fred, 76, a retired railway worker, has led a very active life. He is a non-smoker and non-drinker who lives with his wife.

As a young man he worked as a plumber’s mate and was exposed to blue asbestos.