Life Span
| Half Life
|
Haemoglobin
Hb A | Alpha 2, Beta 2 |
Hb F | Alpha 2, Gamma 2 |
Hb A 2 | Alpha 2, Delta 2 |
Hb H | Beta 4 |
Hb S | Beta 6 val- glu |
Hb Barts | Gamma 4 |
Blood Coagulation factors
1, 2, 5, 7, 9, 10 | Produced in liver |
2, 7, 8, 9, 10 | Levels increased with oral contraceptives |
2, 7, 9, 10 | Vitamin K required |
2, 7, 10 | Prothrombin time helps to know the deficiency state |
1. 2. 10 | Both PTT and PT increased in deficiency |
5, 8 | unstable in stored blood |
5, 10 | good for growth of hemophilus organisms |
Thrombin time is used to monitor heparin activity
Uraemia | Burr cells are seen |
Cirrhosis | Spur cells are seen |
Iron depletion | Seen in Iron deficiency anaemia, polycythemia vera |
Thalassemia minor | Decreased osmolysis, microcytic hypochromic anaemia, increased HbA2. |
Sickle cell anaemia | Tactoids and sickling seen. |
Acquired spherocytosis | Schistocytes present, Coombs positive |
Hereditary spherocytosis | Coombs negative |
Aplastic anaemia | Platelets maximum affected and last to recover, Pancytopenia present |
Pernicious anaemia and Folate deficiency anaemia | Anisocytosis, poikilocytosis, fragmented RBC , neutrophil lobes increased, platelets normal. Absolute reticulocyte count low. |
Sideroblastic Anaemia
| Ring Sideroblasts present (These are Iron granules in mitochondria around the nucleus) Microcytic, hypochromis RBC Macrocytic hypo or normochromic RBC |
Polycythemia vera | Increased RBCs, platelets and Leukocytes Splenomegaly esent |
Myeloid metaplastia and Myelofibrosis | Giant Platelets Macrocytic Anaemia ‘Tear Drop’ poikilocytes Leukoerythroblastic picture |
Warm antibody autoimmune haemolytic anaemia | Polychromasia and Spherocytosis present |
Megakaryocytosis marrow seen in | Idiopathic Thrombocytopenic purpura Myeloid Metaplasia Polycythemia vera |
Subleukaemic Leukaemia | Abnormal cells present White cell count normal or decreased |
Aleukaemic leukaemia | No abnormal cells WBC Count usually decreased below normal Diagnosis from marrow aspiration |
Hairy cell leukaemia | Neutropenia, Splenomegaly, hair cells seen. |
Acute non- lymphocytic Leukaemia Lymphoblasts Myeloblasts | Total count usually more than 1, 00, 000 Macrocytic Normochromic Anaemia Severe Thrombocytopenia PAS Positive, Sudan black positive, stains with Romanowski stain |
CML | All series of cells seen Myeloblasts greater than 10, Increased Basophils, eosonophils, thrombocytes |
C.L.L( B Cell disease) | Small lymphocytes increased. Blasts are rare. Auto immune hemolytic anaemia present. |
Pro- lymphocytic Leukaemia | Large lymphocytes with prominent nucleolus |
Eosinophillic Leukaemia | Eosnophils increased |
Burkit’s lymphoma | "Starry sky" appearance in Lymphnode biopsy |
HemophiliasDeficient Factor
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Hemophilia A | Factor VIII Deficiency |
Hemophilia B | Factor IX Deficiency |
Hemophilia C | Factor XI Deficiency |
Para hemophilia | Factor V Deficiency |
Pseudohemophilia | (Vascular Hemophilia)Von Willebrand’s disease |
I always love to share my knowledge with students and I have found that hematology stains have been a great learning tool along the way
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