11 results
Bilateral tonic pupils observed in the patient with Ross syndrome. 
Absence of bilateral pupillary contraction despite
Absence of bilateral ... pupillary contraction ... clinical #video #ophthalmology ... syndrome #bilateral #reflex ... #neurology #absent
Afferent Pupillary Defect

An afferent pupillary defect passing through its timeline. The pupil that does not react
Afferent Pupillary ... Defect An afferent pupillary ... the consensual reflex ... clinical #video #neurology ... #ophthalmology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
unresponsiveness; the absence ... : • Pupillary ... light reflex • ... Corneal reflex ... #PhysicalExam #neurology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Retinoblastoma Signs / Symptoms ... • Leukocoria (absent ... partial retinal red reflex ... pathophysiology #ophthalmology ... diagnosis #signs #symptoms
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine L1-L5 Symptoms ... so-called ‘red flag’ symptoms ... bulbocavernosus reflex ... wink test - reflex ... diagnosis #causes #neurology
Marcus-Gunn Pupil - Pupillary dilation in response to light on the left eye and a preserved
Marcus-Gunn Pupil - Pupillary ... #Gunn #Pupil #Pupillary ... #reflex #clinical ... video #ocular #neurology ... #ophthalmology
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
position - pupillary ... reflex and visual ... pathophysiology #ophthalmology ... diagnosis #signs #symptoms
Pupillary Hippus

The pupillary hippus is defined as a continuous oscillation of the pupillary diameter in the
Pupillary Hippus ... The pupillary ... diameter in the absence ... clinical #video #neurology ... #ophthalmology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... required +/- prompt ophthalmology ... depending on presence/absence ... of visual symptoms ... Temporal #Signs #Symptoms
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
muscle weakness, absent ... depressed deep tendon reflexes ... than one after symptom ... diagnosis #management #neurology