22 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... B12 Deficiency ... Intestine: SIBO, Celiac ... disease, IBD, Lymphoma ... #differential #diagnosis
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Causes of Pediatric ... - Differential Diagnosis ... Cystic Fibrosis • Celiac ... Disease • Primary ... #Peds #Pediatrics
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... patients with anemia, diagnose ... tests Test for celiac ... disease with serology ... change medical management
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 ... , coeliac disease ... #differential #diagnosis
Dizziness - Differential Diagnosis Framework
"Tell me what you mean by dizzy without using the word dizzy."
Vertigo:
- Differential Diagnosis ... Autonomic dysfunction, Meds ... neuropathy (DM, B12 ... Deficiency/Syphilis ... #neurology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
treat underlying cause ... Pulmonary Diseases ... , CNS Disease, Meds ... Glucocorticoid Deficiency ... #nephrology #sodium
Causes of Dementia / Cognitive Impairment - Differential Diagnosis Algorithm

Affecting Multiple Domains
 • Depression
 • Delirium
Decline
- Differential Diagnosis ... Subdural Hematoma • B12 ... deficiency • ... CognitiveImpairment #Dementia #Neurology ... #Differential #Diagnosis
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease ... : Acid maltase deficiency ... #differential #diagnosis ... #neurology
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... related to IBD, celiac ... disease, other ... total body stores Evaluation ... #diagnosis #management
Unintentional Weight Loss in Primary Care
 • Definition: More than 5% reduction in body weight within
weight within 6-12 ... mortality • Baseline evaluation ... UA Most Common Causes ... (4% to 8%) - Neurologic ... #PrimaryCare #diagnosis