HYPOTHALAMIC, PITUITARY AND OTHER SELLAR MASSES Pituitary tumors , Pituitary adenomas   : Commonest tumors are pitu­itary adenomas. These are benign and their features depend on the cell type from which they occur. They may arise from PRL, GH, ACTH, TSH, LH and FSH producing cells r;esulting in features of hyperse­cretion of...
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Lymphoid Malignancies Arise from cells of immune systems. and HODGKIN’S DISEASE Lymphoid Malignancies Arise from cells of immune systems, Immunological classification of Acute Leuke­mias , Acute lymphoid leukemia (All) , 8 cell ALL is the most common cancer in child­hood. Incidence of ALL and AML increases in elderly Children with Down’s syndrome (trisomy 21)...
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