11 results
Cataract: Pathogenesis and clinical findings

Increased Age (most common) -> Ultraviolet light, radiation, toxins ->Denaturation and abnormal
Cataract: Pathogenesis ... => Cataract Formation ... sensitivity • Iris-trabecular ... #pathophysiology ... #ophthalmology
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Iris 7. ... Trauma Cornea/Iris ... : • Cataracts ... differential #diagnosis #ophthalmology ... #causes
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Scarring, Edema - Lens ... : Cataracts - ... Macula: Macular ... Differential #Diagnosis #causes ... #ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
• Pterygium Lens ... Visibility: • Cataract ... • Age Related Macular ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
: Abrasion • Iris ... mydriasis • Lens ... : Cataract, dislocation ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Episcleritis Ocular ... Anterior Chamber/Uvea/Iris ... UVEA: comprised Iris ... Conjunctivitis #ocular ... differential #diagnosis #ophthalmology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
• Significant cause ... -> crowding of ocular ... gradient bows iris ... ClosedAngle #Glaucoma #pathophysiology ... #ophthalmology
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Her ocular exam ... In this case, the ... control of the iris ... pilocarpine which if positive ... clinical #video #ophthalmology
Aqueous Humor Production and Drainage
 • Provides nutrition, removes wastes, and transports neurotransmitters to the avascular
the avascular lens ... structural integrity of ocular ... of flow) -> AH passes ... Drainage #flow #Pathophysiology ... #ophthalmology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Mutism Pathophysiology ... • Vestibulo-ocular ... previous gaze position ... previous gaze position ... Casey Albin MD @