21 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve palsy • Medial ... One-and-a-half Syndrome ... ophthalmology #neurology ... #differential # ... diagnosis #ocular
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Diagnosis Algorithm ... • Generalized: Absence ... vasoconstriction syndrome ... Hypoxia, Uremia, Liver ... #Causes #neurology
Differential Diagnosis: New-Onset Seizure in the Elderly

STRUCTURAL:
 • Stroke/TIA, Subdural hematoma, mass
 • Traumatic Brain Injury
Differential Diagnosis ... Seizure Mimics: ... • Sleep Disorders ... #Differential #Diagnosis ... Seizure #Elderly #Neurology
NINDS Diagnostic Criteria for Guillain Barre Syndrome 
Features Required for Guillain-Barré Syndrome:
 • Progressive muscle weakness
Guillain Barre Syndrome ... symptoms or signs, Cranial ... Autonomic dysfunction, Absence ... encephalitis spectrum disorders ... #neurology #neuropathy
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
sequestration • epidural hematoma ... Diagnosis: • ... #differential # ... diagnosis #causes ... #neurology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Diagnosis Algorithm ... Renal Failure • Liver ... Pulmonary Disease Neurologic ... • Somatization Disorder ... Chronic Fatigue Syndrome
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
hypomagnesemia), Eating disorders ... (mimics loop diuretic ... (mimics thiazide ... Hypokalemia #Causes #differential ... #diagnosis #nephrology
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
(SPS) - Diagnosis ... activity on EMG - Absence ... other neurological disorders ... limb or joint disorders ... Management #treatment #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... Neurogenic Ptosis - Neurologic ... Congenital Ptosis - Absence ... #Ptosis #neurology ... #Differential #
Lung sliding & pneumonia on POCUS
The differential diagnosis for absence of lung sliding includes pneumonia; however,
on POCUS The differential ... diagnosis for absence ... interface—this pattern of medial ... POCUS #clinical #ultrasound ... #pulmonary #mimics