12 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... mucins with reduced tear ... production -> Corneal ... ophthalmology #diagnosis #signs ... #symptoms
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Orbital Cellulitis ... - Impinges on ocular ... Impaired extra-ocular ... ophthalmology #diagnosis #signs ... #symptoms
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Blurry Vision - Differential ... Ocular Adverse Effects ... Orbit: • Orbital cellulitis ... Detachment • Macular ... retinopathy • Macular
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
ulceration • Ocular ... Behcet disease) Differential ... spondyloarthritis • Ocular ... Giant retinal tears ... Leukemia, Lymphoma Ocular
Facial Swelling - Differential Diagnosis Framework for Facial Edema

Infectious:
	• Dental abscess
	• Ludwig's angina
	• Vincent's angina
	• Cellulitis
	•
Facial Swelling - Differential ... Vincent's angina • Cellulitis ... thrombosis • Orbital cellulitis ... Trauma: • Ocular ... #Diagnosis #PhysicalExam
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Red Eye - Differential ... ophthalmicus • Orbital cellulitis ... Episcleritis Ocular ... Unilateral or bilateral symptoms ... Conjunctivitis #ocular
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
positional vertigo (BPPV ... Vascular disorders ... Syndrome usually ... varying neurologic signs ... Vertigo #Causes #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... Skin lesions (red macules ... pulmonary disease, and ocular ... ulcers, cutaneous, ocular ... : Ocular inflammatory
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
and Headache - Differential ... hypothalamus, and visual cortex ... - Autonomic symptoms ... meningeal irritation signs ... glaucoma - Ocular
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
pulmonary disease, and ocular ... ulcers, cutaneous, ocular ... : - Ocular inflammatory ... Presentation - Systemic Symptoms ... purpura: strong sign