929 results
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
symmetrically IMPAIRED CONSTRICTION ... opthalmoplegia, Constriction ... Postganglionic - Constriction ... Junction - No constriction ... Algorithm #Causes #Ophthalmology
Blepharospasm on Physical Exam

Blepharospasm is abnormal contraction of the eyelid muscles, blinking or twitching that you
Blepharospasm is abnormal contraction ... video #neurology #ophthalmology
Bilateral tonic pupils observed in the patient with Ross syndrome. 
Absence of bilateral pupillary contraction despite
bilateral pupillary contraction ... clinical #video #ophthalmology
Instructions on how to perform the swinging light test to detect a relative afferent pupillary defect.

http://www.cmaj.ca/content/early/2015/01/05/cmaj.140685

Normal
Instead of pupil constriction ... #PhysicalExam #Ophthalmology
Retinopathy of Prematurity: Pathogenesis and clinical findings
Increased metabolic demand of growing eye
-> Excessive VEGF production ->
proliferation -> Contraction ... pathophysiology #ophthalmology
Thyroid Eye Signs 
Lid Signs
    Dalrymple’s Sign: Lid Retraction.
    Von
Jerky pupillary constriction ... ENDOCRINOLOGY #OPHTHALMOLOGY
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
which if positive (constriction ... clinical #video #ophthalmology
Hippus on Physical Exam

Hippus: alternating dilation and constriction of pupils independent of illumination, convergence or psychic
alternating dilation and constriction ... video #neurology #ophthalmology
Hippus on Physical Exam
Hippus: alternating dilation and constriction of pupils independent of illumination, convergence or psychic
alternating dilation and constriction ... video #neurology #ophthalmology
Pathophysiology Of Constriction
Exaggerated Ventricular Interdependence:
 • Limited Cardiac Filling due to Fixed Volume → Septum Shifts
Pathophysiology Of Constriction ... expiration ↓ • Constriction ... - With constriction ... capillaries but constriction ... #constrictive #