19 results
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin B12 ... Deficiency - Cobalamin ... Stomach: Pernicious anemia ... #Deficiency #Cobalamin ... #differential #
Causes of Low Vitamin B12 Levels
Low vitamin B12 intake - Vegetarianism, chronic alcoholism and older people
Autoimmune
of Low Vitamin B12 ... Levels Low vitamin B12 ... Autoimmune - Pernicious anaemia ... #low #cobalamin ... #differential #
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... ) Deficiency Etiology ... cobalamin. ... intrinsic factor, IF) Clinical ... #Cobalamin #Deficiency
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Clinically Important ... Vitamins and Vitamin Deficiency ... gestation • Vitamin B12 ... #Vitamins #Deficiency ... #differential #
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... formerly known as ... crisis • Severe B12 ... deficiency • Mechanical ... macroangiopathic hemolytic anemia
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
fatigue despite clinical ... Crohn's > UC Anemia ... Receptor (sTfR) to differentiate ... restricted diet/deficiency ... report dehydration as
Wernicke's Encephalopathy vs Korsakoff Syndrome - Thiamine Deficiency

Wernicke's encephalopathy is a neurological condition due to longstanding
thiamine (vitamin B1 ... ) deficiency, commonly ... and retrograde amnesia ... #vitaminB1 #B1 # ... diagnosis #comparison #neurology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Encephalopathy, Cobalamin ... Deficiency Selective ... Brain #Disorders #Clinical ... #Differential # ... Diagnosis #Radiology #Neurology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Clinical Presentation ... to repair DNA, as ... , GATA2 deficiency ... , CTLA4 deficiency ... - Parvovirus B19
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness - Differential ... ILD, OSA, pHTN, Anemia ... Rhabdomyolysis, Critical ... Generalized #Weakness #Differential ... Diagnosis #causes #neurology