22 results
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Diagnosis Algorithm ... • Pernicious Anemia ... • Pernicious Anemia ... #Macrocytic #Anemia
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Poisoning • Anemia ... Marrow Failure • Anemia ... (>100 fL) • B12 ... Myelodysplasia #Anemia
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Pancytopenia - Differential ... Diagnosis Algorithm ... Toxins • Aplastic Anemia ... deficiency: • B12
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... Deficiency • B12 ... Deficiency • Aplastic Anemia ... • Anemia of Chronic ... Non-lmmune #Anemia
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... Diagnosis Algorithm ... Megakaryopoiesis • Aplastic Anemia ... Megakaryopoiesis • B12
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... Diagnosis Algorithm ... effect following treatment ... Iron deficiency anemia
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
Iron-deficiency anemia ... unresponsive to treatment ... without discernable cause ... microscopic colitis Differential ... #gastroenterology
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
fatigue despite clinical ... , Anemia • Prevalence ... Crohn's > UC Anemia ... Receptor (sTfR) to differentiate ... /other causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Diagnosis Algorithm ... • Sickle Cell Anemia ... Vascular #JointPain #MSK ... #Differential # ... #Orthopedics #Causes
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... autoantibodies (pernicious anemia ... Worsening macrocytic anemia ... wt loss • If anemia ... - CBC, PBS - anemia