26 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Red Eye - Differential ... Subconjunctival hemorrhage ... • Dry eyes Cornea ... #Eye #redeye #Differential ... #ophthalmology
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Atraumatic Red Eye ... - Differential ... Subconjunctival Hemorrhage ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Red Eye - Differential ... Unilateral or bilateral symptoms ... #Red #eye #Conjunctivitis ... #ocular #differential ... #diagnosis #ophthalmology
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye ... - Differential ... Surface Injury: • Corneal ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Differential Diagnosis ... unilateral • Around Eye ... Eye, Stuffy Nose ... - Subarachnoid Hemorrhage ... #causes #primary
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
VI palsy is a red ... • Neurologic symptoms ... Functional • Corneal ... Trauma • Subdural Hemorrhage ... #Ophthalmology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... Diagnosis Algorithm Red ... papilledema • Horner ... ) • Systemic symptoms ... thrombosis • Hemorrhage
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
- Orbital hemorrhage ... cavernous fistula Red ... Ophthalmoplegia • HeadacIae ... Unilateral #Bilateral #Causes ... #ophthalmology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
hypothalamus, and visual cortex ... - Autonomic symptoms ... Non-traumatic subarachnoid hemorrhage ... Disorder of the eyes ... diagnosis #ophthalmology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... thrombosis • Acute red ... eye (severe ciliary ... #signs #symptoms ... #clues #differential