14 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... production -> Corneal ... conjunctiva and cornea ... blindness) • Corneal ... dryness of the cornea
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
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Red Eye - Differential ... Conjunctivitis, corneal ... Blepharitis Cornea ... Unilateral or bilateral symptoms ... • Corneal ulcer
Bitot's Spots- A 4-year-old boy was brought by his father to the ophthalmology clinic with a
near the outer corners ... The ocular findings ... as a result of corneal ... #NEJM #clinical ... #photo #ophth #bitot
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... Diagnosis Algorithm ... papilledema • Horner ... ) • Systemic symptoms ... #neurology #PHANTOMS
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... Neurogenic Ptosis - Neurologic ... nerve palsy • Horner ... Syndrome #Ptosis #neurology ... #Differential #
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • Neurologic ... symptoms suggest ... Functional • Corneal ... #DoubleVision #Differential
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
Diagnosis Framework ... hypothalamus, and visual cortex ... - Autonomic symptoms ... glaucoma - Ocular ... #Neurology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Collapse: • Pathophysiology ... Syncope • Signs/Symptoms ... pulse rate - Core ... with exercise - Core ... Criteria: - Core
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Mutism Pathophysiology ... the bilateral cortex ... light reflex • Corneal ... • Vestibulo-ocular