44 results
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Diagnostic Algorithm ... - Iron deficiency ... chronic kidney disease ... - Vitamin B12 ... #differential #workup
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... - Differential Diagnosis ... Volume (<80 fL) • Iron ... (>100 fL) • B12 ... #Algorithm #Causes
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... : IBD, Chronic disease ... #Deficiency #Causes ... #differential #diagnosis ... #anemia #nutrition
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... Loss (without anaemia ... IBD, cancer) #Iron ... #diagnosis #causes ... #nutrition
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Diagnostic Framework ... Microcytic" • Iron ... Megaloblastic: Vitamin B12 ... Myelodysplastic syndrome ... #causes #hematology
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Deficiency Anemia ... , diagnose iron ... Test for celiac disease ... #Deficiency #Anemia ... Gastrointestinal #Evaluation #workup
Gastrointestinal Causes of Iron Deficiency Anemia
 • Mass lesions: Carcinoma, Large polyps
 • Inflammatory: Reflux esophagitis,
of Iron Deficiency ... Anemia • Mass ... rubber bleb nevus syndrome ... #Deficiency #Anemia ... #diagnosis
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Clinically Important ... Vitamins and Vitamin Deficiency ... Wernicke-Korsakoff syndrome ... #differential #diagnosis ... signs #symptoms #nutrition
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential Diagnosis ... Deficiency • ... B12/Folate Deficiency ... Disease • Marrow ... #Algorithm #Causes
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
- Differential Diagnosis ... • Fanconi’s anemia ... Wiskott-Aldrich syndrome ... Antibody-mediated hemolysis Nutritional ... consumption • Vitamin B12