23 results
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Exam: • Hearing tests ... whispered voice test ... 512 Hz) Weber Test ... Hearing #Loss #Differential
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Syphilis (light-near ... Pupils #Defects #Differential ... Algorithm #Causes #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
6mm); • Light-near ... Young females Differential ... - no light-near ... PhysicalExam #neurology #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
swinging light test ... swinging light test ... object (to avoid a near ... swinging light test ... #PhysicalExam #Ophthalmology
Traumatic Iritis 
High pressure bottle cap to the eye = traumatic iritis + hyphema
This patient was
globe rupture, so Ophthalmology ... cycloplegic drops and rest ... Iritis #Clinical #Photo ... #Ophthalmology
Pupillary Abnormalities  Overview
 - Unequal Pupils (anisocoria)
 - Tonic pupil (Adie's pupil)
 - OculomotorNerve (CN
#Diagnosis #Ophthalmology ... Abnormalities #Differential ... GrepMed Recommended Text
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
Floaters - Differential ... • Vitritis • Tear ... retina, a retinal tear ... #Floaters #Differential ... Diagnosis #Ocular #ophthalmology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Positive pathergy test ... is a skin prick test ... Behcet disease) Differential ... Giant retinal tears ... inhibitors • Uveitis- Ophthalmology
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
: 17-52 cases/year ... Classification #Differential ... #Diagnosis #Ophthalmology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Straight Leg Raise Test ... inguinal ligament (near ... pathophysiology #differential