78 results
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Differential Diagnosis Algorithm ... thrombosis, Congenital vascular ... vasoconstriction syndrome ... Hyperglycemia, Hyponatremia ... #Causes #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
of Peripheral Weakness ... Differential Diagnosis Algorithm ... Lambert-Eaton Myasthenic Syndrome ... #Neurology #Differential ... #Diagnosis #Algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Differential Diagnosis Algorithm ... Syndrome of Inappropriate ... Pain/Post-op • Neurologic ... • Nephrotic syndrome
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Differential Diagnosis Algorithm ... Syndrome of Inappropriate ... Pain/Post-op • Neurologic ... • Nephrotic syndrome
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Algorithm Hypertonic ... Cirrhosis, Nephrotic syndrome ... #Algorithm #diagnosis ... #sodium #nephrology
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... mmol/L - true hyponatremia ... • nephrotic syndrome ... Diagnosis #Workup #Algorithm ... #Nephrology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
injury, often from vascular ... Upper extremity weakness ... anesthesia. leg weakness ... signs #symptoms #msk ... #orthopedics #neurology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Diagnosis Algorithm ... Tea and Toast Syndrome ... failure, nephrotic syndrome ... #causes #nephrology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Demyelinating Disease (MS ... Guillain-Barre syndrome ... Lambert Eaton Syndrome ... differential #diagnosis #neurology
Parkinson's Plus Syndromes - Atypical Parkinsonism
Main motor symptoms:
 • Tremors
 • Limb rigidity
 • Bradykinesia
Other symptoms
Parkinson's Plus Syndromes ... Parkinson's plus syndrome ... system atrophy (MSA ... parkinsonism • Vascular ... Parkinsonism #diagnosis #neurology