96 results
Diplopia - Differential Diagnosis
Step 1: Consider Stroke
Step 2: Diplopia PLUS
 - Cavernous Sinus Syndrome
 - Infection
Diplopia - Differential ... Cavernous Sinus Syndrome ... - Orbital Apex Syndrome ... #Differential # ... Diagnosis #Algorithm #Causes
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... of Diplopia TIER ... , Orbital apex syndrome ... #differential # ... diagnosis #ophthalmology
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... for the neuro-ophthalmologic ... finding of diplopia ... Miller-Fisher syndrome ... Diagnosis #Causes
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Vision - Differential ... a mass as the cause ... Cataract/Lens Dislocation ... #DoubleVision #Differential ... #Ophthalmology
Bilateral Lens Dislocation in Marfan syndrome - Slit Lamp Ocular Examination

Dr. Sebastian Vega @oftalmopo

#Bilateral #Lens #Dislocation
Bilateral Lens Dislocation ... in Marfan syndrome ... #Marfan #syndrome ... PhysicalExam #clinical #video ... #ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
• Light-near dissociaton ... Holmes-Adie Syndrome ... Young females Differential ... • Other causes ... PhysicalExam #neurology #ophthalmology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... - May cause axillary
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Differential Diagnosis ... Noninfectious Causes ... Neuroleptic malignant syndrome ... Noninfectious #Causes ... #Differential #
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Syphilis (light-near dissociation ... Midbrain (Parinaud's Syndrome ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Excessive heat production ... transfusion • Allergic reaction ... brain injury By Association ... #Hyperthermia #Differential ... #Causes #Anesthesiology