30 results
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
- Obscure Red Reflex ... • Age Related Macular ... conditions Optic Nerve ... vision: • Optic Nerve ... Algorithm #Causes #Ophthalmology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... injury, often from vascular ... • Central Cord Syndrome ... bladder and rectal reflex ... symptoms #msk #orthopedics
Freiberg's Test for Piriformis Syndrome

Flex the hip to 90 degrees, internally rotate the hip.
Pain in the
for Piriformis Syndrome ... Flex the hip ... #Piriformis #syndrome ... lumbar #clinical #video ... #msk #sports #orthopedics
Piriformis Test (FAIR Test - Flexion, Adduction, and Internal Rotation)

Flex the hip to 90 degrees, then
Internal Rotation) Flex ... compress the sciatic nerve ... lumbar #clinical #video ... #msk #sports #orthopedics
Myoedema in Hypothyroidism on Physical Exam

Hypothyroidism is a clinical syndrome resulting from the production, secretion or
is a clinical syndrome ... abolished tendon reflexes ... (shown in the video ... elevation in the muscular ... percussion by the reflex
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... lumbar stenosis • Vascular ... lower extremity reflexes ... bulbocavernosus reflex ... wink test - reflex
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
Orbital Apex Syndrome ... Orbital Apex Syndrome ... Orbital #Apex #Syndrome ... HZO #clinical #video ... #ophthalmology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... damage to peroneal nerve ... stopping walking (vascular
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
narrowing and vascular ... diffuse light reflex ... inner retinal nerve ... arterioles causes optic nerve ... pathophysiology #ophthalmology
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
Orthopedic Emergencies ... irreversible muscle and nerve ... cord function and reflex ... bulbocarvenosus reflex ... Hypovolemic Shock #Orthopedics