Labs

Question 1

Eosinophilia

Answer 1

ALLERGIC

1. A = Addison’s (adrenal insufficieny)
2. L = lymphoma/malignancy
3. L = L-tryptophan
4. E = Eczema/skin diseases
5. R = Respiratory diseases (asthma…)
6. G = Gastroenteritis
7. I = Infections (helminths, coccidiodes mycosis)
8. C = Collagen vascular diseases

Question 2

Erythrocytosis

Answer 2

HI RBCS

1. H = Hypoxia/hypoventilation
2. I = Inappropriate erythropoietin
3. R = Realtive polycythemia (stress, dehydration)
4. B = Bone marrow disorder
5. C = Carboxyhemoglobin, Congenital hemoglobinopathies
6. S = Steroids, androgens

Question 3

Lymphopenia

Answer 3

NOT A T CELL

1. N = Normal variant, not a disease
2. O = Occult carcinoma
3. T = TB/infections
4. A = AIDS
5. T = Thoracic duct drainage/chylothorax
6. C = Cytotoxic drugs
7. E = Eating disorder/malnutrition
8. L = Lymphoma
9. L = Lupus/collagen vascular disease

Question 4

Neutrophelia

Answer 4

HI PMNS

1. H = Hemorrahge
2. I = Infection
3. P = Physiologic (stress)
4. M = Myeloproliferative disorder
5. N = Necrosis of tissue
6. S = Steroids

Question 5

Pancytopenia

Answer 5

AIDS?

1. A = Aplastic marrow (toxin, viral infeciton, autoimmune)
2. I = Invaded marrow (mets)
3. D = Dysplastic marrow (B12 def, folate def, AIDS, 1ry myelodyspl)
4. S = Splenomegaly

Question 6

Thrombocytopenia

Answer 6

PLTS

1. P = Peripheral destruction (ITP, DIC, TTP, PTP*, prostethic valve, pregnancy, drugs, systemic infections, collagen vascular dz)
2. L = Lab error (clumping)
3. T = Trapping (in the spleen)
4. S = Sythesis problem (marrow failure)

* PTP = post transfusion purpura