Gaisbock's syndrome refers to:: (A) Spurious erythrocytosis, (B) Spurious thrombocytosis, (C) Reactive thrombocytosis, (D) Reactive erythrocytosis
Answer is A. Relative Erythrocytosis Hemoconcentration secondary to dehydration, diuretics, ethanol abuse, androgens or tobacco abuse It is Known as stress or spurious erythrocytosis or Gaisbock's syndrome Please NOTE: Not all patients with polycythemia rubra vera exhibit JAK2 mutation. Ref: Harrison, E-18,P-900