9 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... Intestine: SIBO, Celiac ... disease, IBD, Lymphoma ... #Cobalamin #differential ... #diagnosis #causes
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Causes of Pediatric ... Diarrhea - Differential ... Diagnosis Algorithm ... Cystic Fibrosis • Celiac ... #Causes #Peds #
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea ... disease Inflammatory ... #Workup #diagnosis ... #differential # ... testing #evaluation
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
D - Bone disease ... B12 - Macrocytic ... immune function, diarrhea ... nutrition #table #differential ... #diagnosis #bariatric
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
Causes of Low Vitamin ... vitamin B12 intake ... , coeliac disease ... low #cobalamin #differential ... #diagnosis
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Algorithm for the Evaluation ... Causes of acute ... Systemic disease ... management #algorithm #workup ... #diagnosis #differential
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
- Differential ... have had prior evaluations ... • Vomiting, diarrhea ... bowel syndrome • Celiac ... #Differential #
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... • Common Causes ... tongue), abd pain, diarrhea ... related to IBD, celiac ... disease, other
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Myeloproliferative Disease ... • Nutritional: vitamin ... B12 or folic acid ... blood count with differential ... Myelodysplastic #Syndromes #diagnosis