25 results
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Wool Spots Caused ... Long DDx: hypertension ... Spots #fundoscopy #ophthalmology
FIGURE 2. CHALAZION.  

Hordeola and chalazia are two common causes of the red, swollen eyelid
are two common causes ... #Clinical #Ophthalmology ... #Photo #Chalazion
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
rigors, diarrhea, nausea ... Ddx? ... Ddx is very broad ... Final dx: Septic ... Rash #clinical #photo
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Diagnosis Framework Causes ... Ketamine - Dim ... Hypothermia Causes ... differential #diagnosis #ophthalmology ... #causes
Horner's Syndrome: Loss of sympathetic nervous system input to (in this case) right eye. 
Note that
input to (in this case ... etiology in this case ... Images #Clinical #Ophthalmology ... #Photo #Horners
Downbeat Nystagmus on Physical Exam

65 year old female with new walking difficulty and dizziness. Why downbeat
Downbeat Nystagmus ... Why downbeat nystagmus ... corrective movement causes ... downbeat 'fast' ... video #ocular #ophthalmology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Dx? ... dogs & latter can cause ... gram-negative bacillus cause ... inflammation persist → DIC ... dermatology #clinical #photo
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
dermatophytes cause ... most often seen DDX ... type #clinical #photo
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
around his left eye six ... other potential causes ... the condition, case ... steroids (some cases ... clinical #video #ophthalmology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
PSC BPPV after Dix ... Maneuver This is a case ... BPPV #Posterior #Dix ... #physicalexam #ophthalmology