9 results
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 ... antagonists #VitaminB12 ... #deficiency #low ... #cobalamin #differential
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Clinically Important ... Vitamins and Vitamin Deficiency ... #differential # ... diagnosis #signs ... #symptoms #nutrition
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... ) Deficiency Etiology ... intrinsic factor, IF) Clinical ... #Cobalamin #Deficiency ... diagnosis #management #nutrition
Etiologies of Vitamin B12 Deficiency
 • Inadequate intake - Rare but seen in very strict vegans
deficiency. ... autoantibodies (pernicious anemia ... #VitaminB12 #deficiency ... #differential # ... diagnosis #hematology #nutrition
Major neurocognitive disorders (MNCD): Diagnosis and workup 

1) Clinical diagnosis Cognitive impairment + loss of autonomy
2)
1) Clinical ... Whipple, vitamin deficiency ... - Progressive amnesia ... (parkinsonian signs ... MNCD #Dementia #Differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
endocrine: Vitamin B12 ... deficiency • ... Lack of UMN/LMN signs ... dystrophies Work ... #Diagnosis #neurology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... Platelet Disorders • Nutritional ... : vitamin B12 or ... Workup: • Complete ... blood count with differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... • Bilateral signs ... antibodies • Nutritional ... Deficiency: - ... #differential
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
embolism - Severe anemia ... e.g., diabetic, B12 ... deficiency) ... positive Romberg sign ... Falls #Diagnosis #Differential