Triad of leukoerythroblastosis, tear drop erythrocytes and large platelets is seen in
Ans. (b) Primary myelofibrosis(Ref: Robbins 9th/pg 620/630)The most characteristic peripheral blood finding in PMF is myelophthisis, defined by the presence of leukoerythro- blastosis (presence of nucleated red blood cells, metamyelocytes, myelocytes, myeloblasts, and megakaryocytes) and dacryocytosis (Tear drop RBCs)
Essential thrombocytosis
Primary myelofibrosis
Myelodysplastic syndrome
Langerhan cell histiocytosis
Misc. (W.B.C)