37 results
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
- Differential Diagnosis ... Syphilis (light-near dissociation ... #Differential #Diagnosis ... #Algorithm #Causes ... #Ophthalmology
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
- Differential Diagnosis ... Check pupillary reaction ... Measure pupil size ... #Differential #Diagnosis ... #Ophthalmology
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
Argyll Robertson Pupil ... - Light-near dissociation ... #neurology #diagnosis ... #ophthalmology ... #physicalexam
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... no light-near dissociation ... • Other causes ... #PhysicalExam # ... neurology #ophthalmology
Adie's Pupil on Physical Exam

Adie's pupil is a neurological disorder characterized by a tonically dilated pupil
i.e., light-near dissociation ... It is caused by ... infection which causes ... #PhysicalExam # ... clinical #video #ophthalmology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... Anterior Shoulder Dislocation ... - May cause axillary ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
- Differential Diagnosis ... Framework Causes ... #differential #diagnosis ... #ophthalmology ... #causes
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
Both pupils should ... Both pupils remain ... Instead of pupil ... #Diagnosis #PhysicalExam ... #Ophthalmology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
- Differential Diagnosis ... - 10% cocaine: pupils ... #Differential #Diagnosis ... #Algorithm #Causes ... #Ophthalmology
Hippocratic Shoulder Reduction 
Shoulder reduction is the process of returning the shoulder to its normal position
Shoulder reduction ... following a shoulder dislocation ... In cases where closed ... #MSK #PhysicalExam ... clinical #video #dislocation