16 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Red Eye - Differential ... Cornea: • Corneal ... abrasion • Foreign ... Keratitis (i.e. corneal ... Diagnosis #table #causes
Fluorescein is an orange dye, typically adhered to a strip of paper.  This helps to
helps to identify abrasions ... as the area of abrasion ... #Clinical #SlitLamp ... Ophthalmology #Corneal ... #Abrasions #Fluorescein
Horner's Syndrome: Loss of sympathetic nervous system input to (in this case) right eye. 
Note that
) right eye. ... greater portion of eye ... Ophthalmology #Photo ... #Horners #Syndrome ... #Ptosis #UCSDH
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Atraumatic Red Eye ... Conjunctivitis • Corneal ... Abrasion / Erosion ... • Keratitis/Corneal ... Diagnosis #Algorithm #Causes
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye ... Surface Injury: • Corneal ... Abrasion • Ultraviolet ... hemorrhage • Cornea ... Diagnosis #Algorithm #Causes
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Conjunctivitis, corneal ... abrasions, etc. ... Blepharitis Cornea ... : • Abrasion (+ ... • Corneal ulcer
Amblyopia - Lazy Eye - Differential Diagnosis Algorithm
Deprivational - Obstruction of Visual Axis:
 • Ptosis
 •
Amblyopia - Lazy Eye ... Visual Axis: • Ptosis ... • Congenital Corneal ... Diagnosis #Algorithm #Causes
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Cornea 5. ... Trauma Cornea ... Keratitis • Corneal ... abrasion • Astigmatism ... ophthalmology #causes
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
• Look for ptosis ... • Examine both eyes ... a mass as the cause ... Functional • Corneal ... depressed, abducted, ptosis
Horner's Syndrome: Loss of sympathetic nervous system input to (in this case) right eye. 
Note that
) right eye. ... greater portion of eye ... Ophthalmology #Photo ... #Horners #Syndrome ... #Ptosis #UCSDH