13 results
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... females Differential Diagnosis ... : • CN Ill Palsy ... #PhysicalExam #neurology ... #ophthalmology
Bilateral Abducens Nerve Palsy (CNVI)

#Bilateral #Abducens #Nerve #Palsy #CNVI #CN6 #clinical #video #neurology #ophthalmology #physicalexam
Bilateral Abducens ... Nerve Palsy (CNVI ... #CNVI #CN6 #clinical ... #video #neurology ... #ophthalmology
Bilateral CN6 Palsy

Subtle bilateral abducens nerve palsy in a patient found to have IIH.

@anterior_seg_rocks

#Abducens #CN6 #CNVI
Bilateral CN6 Palsy ... Subtle bilateral ... #CNVI #Palsy #IIH ... #physicalexam #ophthalmology ... #neurology
Traumatic Lateral Rectus Palsy on Ocular Examination

Impaired left lateral eye movement with left gaze after MVA.
Rectus Palsy on ... #Abducens #CNVI ... #CN6 #Ocular #physicalexam ... clinical #video #neurology ... #ophthalmology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
- Differential Diagnosis ... Mydriasis: CN Ill ... closure glaucoma, Adie's ... Mydriasis • Bilateral ... #ophthalmology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
) Nerve palsy ... One-and-a-half Syndrome ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
- Horner's Syndrome ... Anisocoria - CN ... III Palsy - Pharmacologic ... Dilatation - Adie's ... #Ophthalmology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... Conditions Erb's Palsy ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... dysfunction, and bilateral ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Locked-in syndrome ... dysfunction to the bilateral ... • Gag reflex ... #PhysicalExam #neurology