“…The associated findings include chronic myeloid leukemia, hepatosplenomegaly, hypothyroidism, hyperuricemia, and hypocholesterolemia in one patient, 9 precocious puberty, growth hormone deficiency, and a hypothalamic tumor in a second patient, 8 and thrombocytopenia with absent radii (TAR) syndrome in a third. 17 However, no definite relationships between these disorders and PNH have yet been established. Retinitis pigmentosa and optic atrophy with marked diminution of vision were observed in our patient, but we have not been able to establish a casual relationship between PNH and the ocular manifestations, which have a wellknown hereditary background.…”