33 results
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Diagnostic Algorithm ... - Iron deficiency ... anemia - Anemia ... chronic kidney disease ... - Vitamin B12
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (<80 fL) • Iron ... Poisoning • Anemia ... Marrow Failure • Anemia ... (>100 fL) • B12
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Anemia - Differential ... Diagnosis Algorithm ... Structural: Celiac disease ... Tropical sprue, IBD, Bypass ... #Deficiency #Anemia
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
to Anemia - Differential ... inflammation) • Iron ... Sideroblastic anemia ... ACD, Aplastic anemia ... MatthewHoMD #Anemia
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
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
Folate - Macrocytic anemia ... • Vitamin B12 ... - Macrocytic anemia ... - Anemia • Zinc ... cognitive dysfunction, anemia
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
deficiency anemia ... anemia (sometimes ... Sideroblastic anemia ... Macrocytic RBC: Vitamin B12 ... #differential #diagnosis
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Deficiency Anemia ... patients with anemia ... , diagnose iron ... Test for celiac disease ... #Anemia #Gastrointestinal
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin B12 ... : SIBO, Celiac disease ... Stomach: Pernicious anemia ... , Bypass/gastrectomy ... #differential #diagnosis
For an elderly patient with multiple comorbidities it can be challenging to determine if their anemia
determine if their anemia ... deficiency as well as anemia ... of chronic disease ... following approach: #Diagnosis ... #Anemia #Algorithm