317 results
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
present with a red eye ... • Significant cause ... most frequent cause ... obstruction • Corneal ... ClosedAngle #Glaucoma #pathophysiology
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Red Eye - Differential ... hemorrhage • Dry eyes ... Cornea: • Corneal ... Keratitis (i.e. corneal ... Diagnosis #table #causes
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Atraumatic Red Eye ... Conjunctivitis • Corneal ... • Keratitis/Corneal ... Diagnosis #Algorithm #Causes
Blepharitis is one of the most common disorders of the eye and is often the underlying
disorders of the eye ... underlying reason for eye ... margins and usually causes ... redness of the eyes ... typically in both eyes
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
• Examine both eyes ... a mass as the cause ... Functional • Corneal ... Cranial Nerve IV - Eye ... Diagnosis #Algorithm #Causes
Seesaw nystagmus 
-> eye move in an opposed vertical fashion (one goes up while the other
nystagmus -> eye ... torsion of the eyes ... , eye moving down ... The eyes rotate ... commonly parasellar masses
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... • Loss of the eye ... non-functional eye ... blindness) • Corneal ... #Xeropthalmia #pathophysiology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
can be caused by ... Common Causes: ... Conjunctivitis, corneal ... lashes Dangerous Causes ... • Corneal ulcer
Painful Red Eye - Differential Diagnosis 
 • Acute Angle Glaucoma
 • Iritis
 • Scleritis
 •
Painful Red Eye ... Conjunctivitis • Corneal
Amblyopia - Lazy Eye - Differential Diagnosis Algorithm
Deprivational - Obstruction of Visual Axis:
 • Ptosis
 •
Amblyopia - Lazy Eye ... • Congenital Corneal ... Diagnosis #Algorithm #Causes