15 results
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
the most likely cause ... recovery also causes ... deficiency is present ... deficiency. ... #VitaminB12 #Folate
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Volume (MCV) - Differential ... • Dietary Deficiency ... and Folate Deficiency ... #Macrocytosis #
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... (>100 fL) • B12 ... #MCV #Classification ... #Differential #
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Volume (MCV) - Differential ... RBC>13 • Iron Deficiency ... Secondary to Inflammation ... #Macrocytosis #
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Causes of Low Vitamin ... B12 Levels Low ... vitamin B12 intake ... antagonists #VitaminB12 ... #cobalamin #differential
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential ... • B12/Folate ... Deficiency • Aplastic ... #Classification ... Diagnosis #Algorithm #Causes
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... Spoon-shaped • Iron deficiency ... anemia Onycholysis ... #Differential # ... Diagnosis #Algorithm #causes
The Inhibited Pathway caused by N2O, leading to a decrease in the active form of Vitamin
Inhibited Pathway caused ... peripheral nervous system ... deficiency. ... of pernicious anemia ... #NitrousOxide #VitaminB12
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
Crohn's > UC Anemia ... If persistent macrocytosis ... Receptor (sTfR) to differentiate ... restricted diet/deficiency ... /other causes
Secondary Causes of Hypothermia - Differential Diagnosis Framework

Definition:
- Core temp < 35°C

Infectious:
 - Sepsis

Neuromuscular Disease:
 -
Secondary Causes ... Hypothermia - Differential ... Malnutrition - Thiamine deficiency ... insufficiency - Multi-system ... #Causes