20 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... conjunctiva and cornea ... blindness) • Corneal ... dryness of the cornea ... #signs #symptoms
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
- Differential Diagnosis ... Surface Injury: • Corneal ... hemorrhage • Cornea ... #Differential #Diagnosis ... #Algorithm #Causes
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Proptosis -> Exposes cornea ... -> Corneal drying ... Orbital #Cellulitis #pathophysiology ... ophthalmology #diagnosis ... #signs #symptoms
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... the commonest cause ... Hyperacusis - Loss of Corneal ... Neurology #Signs #Symptoms ... #Diagnosis
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
- Differential Diagnosis ... Conjunctivitis, corneal ... Blepharitis Cornea ... Unilateral or bilateral symptoms ... • Corneal ulcer
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... (orbital apex fracture ... , blowout fracture ... orbitopathy) • Corneal ... #Causes #Ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
- Differential Diagnosis ... • Neurologic symptoms ... a mass as the cause ... Functional • Corneal ... Orbital Floor Fracture
Fusarium Eye Infections - Keratitis and Endophthalmitis
Fungal Keratitis is an infection of the cornea that is
infection of the cornea ... most commonly caused ... will result in corneal ... hours-days of symptom ... ophthalmology #diagnosis
Schizophrenia: Pathogenesis and Symptoms
Increased dopaminergic transmission in mesolimbic projection
-> Dopaminergic neurons here project into the limbic
is thought to cause ... into the cerebral cortex ... is thought to cause ... Schizophrenia #pathophysiology ... #diagnosis #symptoms
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
lights are a key symptom ... • Significant cause ... most frequent cause ... obstruction • Corneal ... ClosedAngle #Glaucoma #pathophysiology