Tehran University of Medical Sciences Iranian Journal of Allergy, Asthma and Immunology 1735-1502 6 3 2007 09 15 155 158 Parviz Tabatabaie Fatemeh Mahjoub Taher Cheraghi Nima Parvaneh 2015 10 01 A 3.5 month-old girl was admitted with silvery gray hair, light  colored skin, recurrent diarrhea, chest infections, hepatosplenomegaly, episodes of pancytopenia, and hemophagocytosis in the bone marrow. Light microscopy of hair showed characteristic large and irregular clumps of melanin in the middle of hair shaft. Peripheral blood smear examination did not show giant granules in granulocytes. On the basis of these clinical and laboratory findings, Griscelli syndrome was diagnosed. The child succumbed to infection during an accelerated phase of the disease. https://ijaai.tums.ac.ir/index.php/ijaai/article/view/180 https://ijaai.tums.ac.ir/index.php/ijaai/article/download/180/180