12 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency ... Pernicious anemia, Bypass ... #Cobalamin #differential ... #diagnosis #causes
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
Deficiencies After Gastric ... Bypass Fat-Soluble ... • Thiamine - Nausea ... #Bypass #vitamin ... nutrition #table #differential
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Muscle Weakness • Vitamin ... D Deficiency ... Fractures #Pathologic #MSK ... #Differential # ... #Orthopedics #Causes
Copper Deficiency - Mechanisms
There are 2 main mechanisms of copper deficiency
Decreased intake from:
 - Gastric bypass,
Copper Deficiency ... mechanisms of copper deficiency ... intake from: - Gastric ... bypass, Celiac ... #Causes #differential
Thiamine Deficiency - Differential Diagnosis Framework and Clinical Manifestations

Causes of Thiamine Deficiency:
 • Poor intake:
	- Diets
- Differential ... Manifestations Causes ... bypass surgery ... Malnutrition - Gastric ... bypass surgery
Causes of Anemia in Cirrhosis - Differential Diagnosis Framework
LOW RETIC INDEX - ↓ PRODUCTION
 • Vitamin
Causes of Anemia ... in Cirrhosis - Differential ... PRODUCTION • Vitamin ... bleed, esophageal, gastric ... Hemorrhoidal bleed, Gastric
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Vit B12, B6, Cu deficiency ... #Leg #pain #differential ... lower #extremity #msk ... #physicalexam
Quincke's Pulse in a patient with a normal echocardiogram (non-valvular)

A 70 y/o man presents with new
point thiamine deficiency ... highest on my differential ... deficiency via ... AorticRegurgitation #Diagnosis #PhysicalExam ... Fingernails #Nailbed #Cardiology
Complications after Bariatric Surgery
Post Bariatric Intestinal Failure:
 • Severe protein malnutrition after bariatric surgery
 • More
hyperglycemia and vitamin ... Kidney Stones: • Gastric ... bypass causes increased ... Complications #gastric ... #diagnosis #differential
Causes of Hypocalcemia - Differential Diagnosis
Decreased calcium absorption
 • Vitamin D deficiency
    -
Causes of Hypocalcemia ... absorption • Vitamin ... D deficiency ... absorption - Intestinal bypass ... #Diagnosis #Causes