8234 results
Landolfi's Sign in Severe Aortic Regurgitation

Pupil dilatation and contraction is synchronized with the heartbeat.

Dr. Bruno Farnetano
Regurgitation Pupil ... Regurgitation #AR #clinical ... #video #pupils ... #cardiology
Landolfi’s Sign on Physical Exam

A 73-year-old man presented with shortness of breath. On ocular exam, pupil
On ocular exam, pupil ... dilation of the pupil ... #PhysicalExam #Clinical ... AorticRegurgitation #Cardiology
Pupillary Abnormalities  Overview
 - Unequal Pupils (anisocoria)
 - Tonic pupil (Adie's pupil)
 - OculomotorNerve (CN
Overview - Unequal Pupils ... anisocoria) - Tonic pupil ... (Adie's pupil) ... Small, irregular pupils ... - Equal Pupils
Pupils: Localization in Coma
 • Small, Reactive pupils: Metabolic coma.
 • Unilateral Fixed, dilated pupil :
Pupils: Localization ... Small, Reactive pupils ... Fixed, dilated pupil ... • Pinpoint pupils ... #Pupils #Localization
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
Measure pupil size ... noted, re-measure pupil ... - Adie's Tonic Pupil ... Ophthalmology #Pupillary #Pupils
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
to avoid a near pupil ... Both pupils should ... Both pupils remain ... Both pupils remain ... Instead of pupil
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Relative Afferent Pupil ... Neuropathy Constricted Pupils ... Isocoria #Pupillary #Pupils
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis: Dilated pupils ... , Adie's tonic pupil ... : Constricted pupils ... Argyll Robertson pupils
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
- 10% cocaine: pupils ... Tonic (Adie's) Pupil ... Anisocoria #Pupillary #Pupils
Miosis Causes - 4 P's Mnemonic
Constricted: pupils < 2mm, Pinpoint: pupils < 1mm
 • Pain Killer:
Mnemonic Constricted: pupils ... 2mm, Pinpoint: pupils