41 results
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... for the neuro-ophthalmologic ... Sphenoid sinusitis (CN ... intracranial pressure (CN ... hypertension (CN
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Movement Disorders • CN ... Nerve Palsy • CN ... Nerve palsy • CN ... #neurology #differential ... #diagnosis #ocular
Clinical Manifestations of Serotonin Syndrome
 • Ophthalmologic: Mydriasis, Ocular clonus (slow horizontal movements)
 • Gastrointestinal: Diarrhea,
Serotonin Syndrome • Ophthalmologic ... Diaphresis, flushing • CNS ... Cardiovascular and vital sign ... Symptoms #spectrum #signs ... #diagnosis
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... Hypoventilation: CNS ... Hypoxemia #Hypoxia #Differential ... #Diagnosis #Algorithm
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
• Transverse myelitis ... pain • Extra-CNS ... positive NMO only): Myositis ... Manifestations #diagnosis ... neurology #symptoms #signs
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... Diagnosis Algorithm ... • Meningeal signs ... brain lesion • CNS ... #Diagnosis #Algorithm
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... pulmonary etc) • CNS ... Lack of UMN/LMN signs ... #Diagnosis #neurology
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
Diagnosis 1. ... Anisocoria - CN ... Anisocoria #Evaluation #Algorithm ... #Differential # ... Diagnosis #Ophthalmology
Dysphagia Differential Diagnosis Algorithm
Oropharyngeal Dysphagia
Structural
 • Tumors
 • Zenker's Diverticulum
 • Foreign Bodv
Neuromuscular Toxic/Metabolic
 • Myasthenia
Dysphagia Differential ... Diagnosis Algorithm ... Myasthenia Gravis • CNS ... #Dysphagia #Differential ... #Diagnosis #Algorithm
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Faget Sign - Pulse-Temperature ... Beta-blockers, CNS ... 30048576/ #Faget #Sign ... #bradycardia #differential ... #diagnosis #causes