14 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Red Eye - Differential ... : • Corneal abrasion ... #Eye #redeye #Differential ... #Diagnosis #table ... #causes #ophthalmology
Tick Borne Illnesses
 • Lyme (Borrelia)
 • Babesiosis (Babesia)
 • Human Monocytic Ehrlichiosis (Ehrlichia)
 • Human
Tick Borne Illnesses ... BostonChiefs #Tick #Borne ... #Illnesses #differential ... diagnosis #comparison #table ... #infectiousdiseases
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... conjunctiva and cornea ... #Xeropthalmia #pathophysiology ... #ophthalmology ... #diagnosis #signs
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Bilateral, asymmetric corneal ... > Keratoconus Signs ... • Rizutti's Sign ... #Keratoconus #pathophysiology ... #ophthalmology
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
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
red-brown coloured -> Copper ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... Collapse: • Pathophysiology ... → Syncope • Signs ... pulse rate - Core ... heat #illness #differential
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
and Headache - Differential ... hypothalamus, and visual cortex ... meningeal irritation signs ... Photophobia #Headache #differential ... #diagnosis #ophthalmology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
damage & blindness Signs ... obstruction • Corneal ... ClosedAngle #Glaucoma #pathophysiology ... #ophthalmology
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
duodenum Clinical Signs ... • Should be on differential ... Pathophysiology: ... the OR • HD stable ... about 50% • Stable