10 results
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Impaired extra-ocular ... nerves -> Afferent pupillary ... -> Corneal drying ... Orbital #Cellulitis #pathophysiology ... #ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Chronic: - Cornea ... Abrasion, Anterior ... Uveitis, Hyphema ... Differential #Diagnosis #causes ... #ophthalmology
Onchocerciasis “River Blindness”: Pathogenesis and Ocular Manifestations
Vectorial Transmission
-> Onchocerca volvulus, a parasitic helminth, matures in to
Pathogenesis and Ocular ... stromal keratitis -> Corneal ... Chorioretinitis • Anterior ... uveitis => Blindness ... #ophthalmology
Persistent Pupillary Membrane (PPM) on Slit Lamp Ocular Examination

This membrane would be a remainder of the
Persistent Pupillary ... large enough to cause ... low vision or symptoms ... PhysicalExam #clinical #video ... #ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
like the sclera, anterior ... Episcleritis Ocular ... closure glaucoma Anterior ... Conjunctivitis #ocular ... differential #diagnosis #ophthalmology
Aqueous Humor Production and Drainage
 • Provides nutrition, removes wastes, and transports neurotransmitters to the avascular
avascular lens and cornea ... structural integrity of ocular ... AH leaves the anterior ... #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
Anterior Chamber ... Ocular Adverse Effects ... Conjunctivitis • Uveitis ... differential #diagnosis #ophthalmology ... #causes
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
-> crowding of ocular ... resistance to the flow ... obstruction • Corneal ... ClosedAngle #Glaucoma #pathophysiology ... #ophthalmology
Persistent Pupillary Membrane (PPM) on Slit Lamp Ocular Examination

This membrane would be a remainder of the
Persistent Pupillary ... large enough to cause ... low vision or symptoms ... PhysicalExam #clinical #video ... #ophthalmology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Mutism Pathophysiology ... Reflexes: • Pupillary ... light reflex • Corneal ... • Vestibulo-ocular ... Casey Albin MD @