14 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency ... Stomach: Pernicious anemia ... #Deficiency #Cobalamin ... #differential #
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
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 #
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
serum level for all ... the most likely cause ... recovery also causes ... deficiency. ... #VitaminB12 #Folate
Causes of B12 deficiency. 

This great diagram shows normal absorption and outlines most possible causes. At
Causes of B12 deficiency ... -deficient diet. ... #VitaminB12 #deficiency ... #Differential # ... #Pathophysiology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential ... • B12/Folate ... Deficiency • Aplastic ... #Classification ... Diagnosis #Algorithm #Causes
The Inhibited Pathway caused by N2O, leading to a decrease in the active form of Vitamin
Inhibited Pathway caused ... deficiency. ... of pernicious anemia ... #Pathophysiology ... #NitrousOxide #VitaminB12
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
• Vitamin C deficiency ... • Pernicious anemia ... /B12 deficiency ... collection with EDTA Pathophysiology ... Phosphatase: • Other causes
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
Crohn's > UC Anemia ... & Fe Sucrose > alt ... Receptor (sTfR) to differentiate ... restricted diet/deficiency ... /other causes
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Diagnosis and Pathophysiology ... • Severe iron deficiency ... anemia (reduced ... • Mitchell et al ... #Diagnosis #Pathophysiology