56 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... #Xeropthalmia #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
nerves -> Afferent pupillary ... Orbital #Cellulitis #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Persistent Pupillary Membrane (PPM) on Slit Lamp Ocular Examination

This membrane would be a remainder of the
Persistent Pupillary ... ) on Slit Lamp Ocular ... large enough to cause ... low vision or symptoms ... clinical #video #ophthalmology
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... Hyperacusis - Loss of Corneal ... #Bells #Palsy #Neurology ... #Signs #Symptoms ... #Diagnosis
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
- Differential Diagnosis ... Orbital Cellulitis Ocular ... • Keratitis/Corneal ... #Algorithm #Causes ... #Ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
- Differential Diagnosis ... Chronic: - Cornea ... Cataracts - Macula: Macular ... Painful: Keratitis, Corneal ... #causes #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
- Differential Diagnosis ... Concussion Other Causes ... #differential #diagnosis ... #ophthalmology ... #causes
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
unilateral; • Slow pupillary ... females Differential Diagnosis ... dissociation • Other causes ... #PhysicalExam #neurology ... #ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
- Differential Diagnosis ... Episcleritis Ocular ... Unilateral or bilateral symptoms ... Conjunctivitis #ocular ... #ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Neurologic ... symptoms suggest ... a mass as the cause ... Functional • Corneal ... #Ophthalmology