9 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
hemorrhage • Dry eyes Cornea ... : • Corneal abrasion ... • Foreign body ... Keratitis (i.e. corneal ... #ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Diagnosis Chronic ... : - Cornea: ... Painful: Keratitis, Corneal ... #Diagnosis #causes ... #ophthalmology
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Unilateral Acute ... Vision Loss - Differential ... Algorithm Painful - Cornea ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Differential Diagnosis ... Vision Loss: • Corneal ... #painless #differential ... #diagnosis #causes ... #ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Conjunctivitis, corneal ... Blepharitis Cornea ... Questions to Ask: • Unilateral ... • Corneal ulcer ... #diagnosis #ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Chronic Vision Loss ... Diagnosis Algorithm Cornea ... • Edema • Pterygium ... Diagnosis #Algorithm #Causes ... #Ophthalmology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... cortex → Awareness ... light reflex • Corneal ... : • Bobbing: Rapid ... Casey Albin MD @
Chemical Eye Injury: Pathogenesis and clinical findings
Exogenous chemical to the eye and/or adnexa
 • Ammonia, sodium
hydrofluoric, acetic, chromic ... Acidic injuries cause ... penetration beyond the cornea ... Alkali injuries cause ... Decreased Vision, Foreign
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... encounters due to NTM: Chronic ... Lymphadenitis: • MAC Rapid ... NTM Pearls: • Corneal ... NTM #Infections #differential