Albinism -: (A) Hair bulb for tyrosine positivity test is useful only v/hen the child is 5 years old, (B) Is associated with platelets abnormality especially with aspirin, (C) Complete decussation is invariable in all albinism, (D) Is associated with thrombosis under general anaesthesia
Answer is B. Hermansky-Pudlak syndrome or abbreted HPS) is an extremely rare autosomal recessive disorder which results in oculocutaneous albinism (decreased pigmentation), bleeding problems due to a platelet abnormality (platelet storage pool defect), and storage of an abnormal fat. Ref Davidson 23rd edition pg 1311