37 results
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... • Pernicious Anemia ... • Small Bowel Disorder ... • Pernicious Anemia ... #Macrocytic #Anemia
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Anemia - Underproduction ... Iron deficiency anemia ... chronic kidney disease ... - Vitamin B12 ... Probable bone marrow disorder
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 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 Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... • Rheumatic disorders ... • Celiac disease ... effect following treatment ... Iron deficiency anemia
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
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
Causes of Dizziness ... Non-vertigo Organic Disease ... Hyperventilation • Anemia ... Anxiety • Panic Disorder ... #Causes
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
- Diagnosis Algorithm ... Iron-deficiency anemia ... unresponsive to treatment ... without discernable cause ... #gastroenterology
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
, Anemia • Prevalence ... Crohn's > UC Anemia ... fatigue despite disease ... correction of lab abn ... /other causes
Arrhythmias - Differential Diagnosis Algorithm
May present as: palpitations, dizziness, syncope, chest discomfort
Cardiac Causes:
 - Structural
Differential Diagnosis Algorithm ... • Valve disease ... State: • Anemia ... Generalized Anxiety Disorder ... Differential #Diagnosis #Algorithm