25 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Injury Manifested ... #Sign #OKSign #clinical ... #video #neurology ... physicalexam #msk #sports ... #Hand
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Fasciculus (MLF) Iniury ... • One-and-a-half ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
- Differential Diagnosis ... - Obscure Red Reflex ... - Cotton wool spots ... conditions Optic Nerve ... Algorithm #Causes #Ophthalmology
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
indicating cervical injury ... #clinical #hand ... #video #physicalexam ... #orthopedics #neurology ... #sports
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Awareness • Injury ... threat Cranial Nerves ... • Vestibulo-ocular ... #PhysicalExam #neurology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
clinical findings ... diffuse light reflex ... inner retinal nerve ... pathophysiology #ophthalmology ... #diagnosis #signs
Seesaw Nystagmus 

Sawtooth or seesaw nystagmus is an unusual but characteristic type of nystagmus. Typically there
concept suggests an injury ... vertical vestibulo-ocular ... reflex. ... #physicalexam #clinical ... #video #ophthalmology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
think about three clinical ... Neurogenic Ptosis - Neurologic ... junction, cranial nerve ... eyelid: • Third nerve ... #ophthalmology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
• Weakness: Starts ... Decreased / Absent Reflexes ... Paresthesias: Hands ... #management #treatment ... #neurology
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
acetate to help with ocular ... , abducens nerve ... Ophthalmicus #HZO #clinical ... #video #ophthalmology ... #physicalexam #neurology