28 results
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Clinically Important ... Deficiency States ... B12 - Anaemia, ... #Deficiency #differential ... #diagnosis #signs
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 ... #B12 #Deficiency ... #differential #diagnosis
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
• Thiamine - Nausea ... oculomotor dysfunction, gait ... • Vitamin B12 ... - Macrocytic anemia ... #differential #diagnosis
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
the most likely cause ... recovery also causes ... B12 deficiency ... deficiency. ... #Diagnosis #Macrocytosis
Wernicke's Encephalopathy vs Korsakoff Syndrome - Thiamine Deficiency

Wernicke's encephalopathy is a neurological condition due to longstanding
B1) deficiency, ... ataxia (broad-based gait ... #vitaminB1 #B1 # ... Korsakoff #Syndrome #diagnosis ... #comparison #neurology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Diagnostic Framework ... Megaloblastic: Vitamin ... B12 deficiency, ... #differential #diagnosis ... #causes #hematology
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 ... Autoimmune - Pernicious anaemia ... #differential #diagnosis
The Inhibited Pathway caused by N2O, leading to a decrease in the active form of Vitamin
Inhibited Pathway caused ... - Vitamin B12 ... B12 deficiency. ... The classic clinical ... of pernicious anemia
Wernicke Encephalopathy - Acute Thiamine (B1) Deficiency 
Clinical Diagnosis - Caine Criteria (2 out of 4):
) Deficiency Clinical ... Diagnosis - Caine ... dysfunction and gait ... #Deficiency #diagnosis ... #criteria #neurology
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... • Common Causes ... intrinsic factor, IF) Clinical ... parasthesias, gait ... #Deficiency #diagnosis