18 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
hemorrhage • Dry eyes Cornea ... : • Corneal abrasion ... Keratitis (i.e. corneal ... Differential #Diagnosis #table ... #causes #ophthalmology
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,
> Keratoconus Signs ... • Rizutti's Sign ... • Corneal Opacities ... #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
hyalinization causes ... red-brown coloured -> Copper ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs
Pituitary Mass Effects - Pathogenesis and Clinical Findings
 • Pituitary turnors are almost always a benign
For pituitary masses ... This order (with ... Signs / Symptoms ... Headaches • Nausea ... mnemonic #GLFTAP #pathophysiology
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 #signs
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
• Significant cause ... damage & blindness Signs ... obstruction • Corneal ... ClosedAngle #Glaucoma #pathophysiology ... #ophthalmology
Alexia Without Agraphia
Alexia without agraphia is a disconnection syndrome where patients cannot read but can write.
the most common cause ... unable to read but able ... Pathophysiology: ... non-dominant visual cortex ... neurology #diagnosis #pathophysiology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Collapse: • Pathophysiology ... → Syncope • Signs ... pulse rate - Core ... Criteria: - Core ... differential #diagnosis #causes