18 results
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Causes of Proximal ... Muscle Weakness ... or peripheral neurologic ... Myopathy #mimics #diagnosis ... #neurology
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
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness ... ILD, OSA, pHTN, Anemia ... Rhabdomyolysis, Critical ... Polyneuropathy, ALS), NMJ disorder ... #causes #neurology
Wernicke's Encephalopathy vs Korsakoff Syndrome - Thiamine Deficiency

Wernicke's encephalopathy is a neurological condition due to longstanding
ataxia (broad-based gait ... and retrograde amnesia ... #vitaminB1 #B1 # ... Korsakoff #Syndrome #diagnosis ... #comparison #neurology
Creatine Kinase - Causes of Elevated CK Levels
Acute CK Elevation (Pain > Weakness):
 • RHABDOMYOLYSIS
Creatine Kinase - Causes ... immobility • Critical ... Neuromuscular disorders ... - Vit D/E deficiency ... #differential #diagnosis
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Weakness • Spinal ... heavy metals), Critical ... : Acid maltase deficiency ... #diagnosis #neurology
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
) Deficiency Etiology ... • Common Causes ... dysfunction, and/or disorders ... intrinsic factor, IF) Clinical ... parasthesias, gait
Causes of Dementia / Cognitive Impairment - Differential Diagnosis Algorithm

Affecting Multiple Domains
 • Depression
 • Delirium
Decline
- Differential Diagnosis ... Subdural Hematoma • B12 ... deficiency • ... Paraneoplastic disorder ... CognitiveImpairment #Dementia #Neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... Non-neuromuscular disorder ... endocrine: Vitamin B12 ... deficiency • ... #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
neurological lesion: Clinical ... of injury • Gait ... Non-compressive Spinal Cord Causes ... myelopathy - Vit B12 ... #diagnosis #neurology