23 results
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Anterior Chamber ... • Sjögren’s syndrome ... hyperviscosity syndrome ... differential #diagnosis #ophthalmology ... #causes
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... Chronic: - Cornea ... Abrasion, Anterior ... Differential #Diagnosis #causes ... #ophthalmology
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
Accommodation, RAPD ... Cornea D. ... Anterior Chamber ... Lens G. ... #PhysicalExam
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Diagnosis Algorithm Cornea ... • Pterygium Lens ... • Age Related Macular ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
like the sclera, anterior ... Episcleritis Ocular ... any subjective vision ... Complete vision ... differential #diagnosis #ophthalmology
Iridodonesis

Physical examination revealed iridodonesis, or “dancing” of the iris, which was elicited by rapid movement of
was elicited by rapid ... dislocation of the lens ... with Marfan’s syndrome ... #Video #Ophthalmology ... #Signs #Ocular
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Diplopia - Double Vision ... • Neurologic ... Error • Cataract/Lens ... Functional • Corneal ... #Ophthalmology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Neurogenic Ptosis - Neurologic ... nerve palsy • Horner ... change • Contact lens ... #Ptosis #neurology ... Differential #Diagnosis #ophthalmology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
"claw hand" ± Horner ... Syndrome Wrist ... Anterior Shoulder ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
• Significant cause ... -> crowding of ocular ... obstruction • Corneal ... sparring) • Loss of vision ... pathophysiology #ophthalmology