28 results
Sebaceous hyperplasia 
 - Yellow papule 
 - Donut-shape 
 - Central umbilication 
 - Telangiectasia
Donut-shape - Central ... Usually multiple - Causes ... Diagnosis #Benign #Clinical ... #Photo
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal ... Second most common cause ... disease (Most common cause ... retinopathy) #Clinical ... #Ophthalmology
FIGURE 2. CHALAZION.  

Hordeola and chalazia are two common causes of the red, swollen eyelid
are two common causes ... #Clinical #Ophthalmology ... #Photo #Chalazion
Sclerodactyly: Diffuse thickening of the skin on the hands, in this case due to Scleroderma. 
Note
hands, in this case ... normal wrinkles and general ... UCSD Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology
Horner's Syndrome: Loss of sympathetic nervous system input to (in this case) right eye. 
Note that
input to (in this case ... UCSD Catalog of Clinical ... Images #Clinical ... #Ophthalmology ... #Photo #Horners
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
Pathogenesis and clinical ... - Distorted central ... RPE -> Loss of photo ... blind spots in central ... pathophysiology #ophthalmology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Nystagmus in PSC BPPV ... Maneuver This is a case ... semicircular canal BPPV ... Hallpike #Maneuver #clinical ... #physicalexam #ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... Pathogenesis and clinical ... => Blockage of central ... retinal edema caused ... pathophysiology #ophthalmology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of right posterior semicircular
Nystagmus in PSC BPPV ... Maneuver This is a case ... semicircular canal BPPV ... Hallpike #Maneuver #clinical ... #physicalexam #ophthalmology
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
individual studies Clinical ... Case Control ( ... diseases, describe clinical ... control): odds ... but not on the causal