23 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Megakaryopoiesis • Aplastic Anemia ... methotrexate) • Drugs ... Autoimmune • ITP • SLE ... anti-HLA antibodies Drugs ... #Causes #Hematology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Anemia • ... Arthritis • SLE ... Anti-Depressants • Drug ... Alcohol) • Drug ... Malnutrition / Drug
Medications causing Acute Kidney Injury (AKI)
Prerenal:
 • Dehydration: Diuretics
 • Altered intrarenal autoregulation: ACEIs / ARBs,
sphincter tone: • Opiates ... decongestants) • Any drug ... #Medications #Drugs ... #pharmacology # ... differential #diagnosis
Primary Dermatologic Nail Disorders - Differential Diagnosis Algorithm
Nail Plate - Pitting
 • Psoriasis
 • Alopecia Areata
Nail
Nail Disorders - Differential ... Diagnosis Algorithm ... Under Nails • Drug-Induced ... Telangiectasia • SLE ... #Differential #
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... Diagnosis Algorithm ... Chronic Disease (e.g ... Deficiency • Drugs ... #Causes #Hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
- Differential ... Diagnosis Framework ... Orotic aciduria, Drugs ... (e.g., hydroxyurea ... #Diagnosis #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Diagnosis Algorithm ... Blood Smear • Drugs ... Increased Requirement (e.g ... #Causes #Hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
infiltration (e.g ... . drugs, chemotherapy ... Production #Index #hematology ... #anemia #differential ... #diagnosis #calculation
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... infection) - Drugs ... Extravascular #Causes #differential ... #diagnosis #hematology ... #anemia
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Secondary Causes: - Drug ... - Hemolytic anemia ... spotted fever • Drug ... #Diagnosis #hematology