13 results
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis ... - Differential Diagnosis ... response, Serotonin syndrome ... : Horner's syndrome ... #diagnosis #ophthalmology
Horner's Syndrome: Loss of sympathetic nervous system input to (in this case) right eye. 
Note that
Horner's Syndrome ... left (known as ptosis ... Images #Clinical #Ophthalmology ... #Photo #Horners ... #Syndrome #Ptosis
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Diagnosis Framework ... three clinical diagnoses ... Horner’s syndrome ... #Differential #Diagnosis ... #ophthalmology
All About Horner's Syndrome

Horner's syndrome, known as 
"oculosympathetic paresis" by people 
who don't have friends, is
Horner's syndrome ... classically results in ptosis ... droop eyelid), miosis ... #Overview #Ophthalmology ... #Diagnosis #Neurology
Traumatic Iritis
Clinical 
• Photophobia (hallmark) 
• Decreased visual acuity 
• Painful 
Treatment 
• Steroids 
• Mydriatics
• Steroids • Mydriatics ... Iritis #Traumatic #Ophthalmology ... #Diagnosis #Management ... #SlitLamp #Clinical
Clinical Manifestations of Serotonin Syndrome
 • Ophthalmologic: Mydriasis, Ocular clonus (slow horizontal movements)
 • Gastrointestinal: Diarrhea,
Manifestations of Serotonin Syndrome ... • Ophthalmologic ... : Mydriasis, Ocular ... ucsdim #Serotonin #Syndrome ... spectrum #signs #diagnosis
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... Benign episodic mydriasis ... nerve pain - Mydriasis ... #differential #diagnosis ... #ophthalmology
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
Horner's Syndrome ... and ptosis (both ... consistent with a diagnosis ... of Horner's syndrome ... clinical #video #ophthalmology
Extraocular Muscle Actions & Clinical Testing
What about clinical testing of extraocular muscle function & associated nerve
Palsies: • CN Ill: ptosis ... , mydriasis, eye ... Muscle #Actions #diagnosis ... #testing #ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Normal response to mydriatics ... Holmes-Adie Syndrome ... females Differential Diagnosis ... PhysicalExam #neurology #ophthalmology