85 results
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Diagnosis Framework ... Ocular Adverse Effects ... Detachment • Macular ... retinopathy • Macular ... #causes
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... Diagnosis Chronic ... Cataracts - Macula ... : Macular degeneration ... #Diagnosis #causes
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
body, vitreous, retina ... blindness, linked to macular ... secondary glaucoma and retinal ... Classification #Differential ... #Diagnosis #Ophthalmology
Behcet's Syndrome - Diagnosis
Diagnostic Criteria for Behget's Syndrome (International Study Group for Behget's Disease):
 • Recurrent,
genital ulcers - Ocular ... test Most Common Clinical ... erythema nodosum) • Ocular ... Phenotypes of Behcet's: Ocular ... neurological and ocular
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... parietal lobe • Retina ... (Many causes!) ... #diagnosis #neurology ... #differential
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Diagnosis Algorithm ... • Age Related Macular ... Degeneration (Wet, Dry) Retina ... Hemorrhage and Macular ... #Causes #Ophthalmology
Blurry vision in a patient with HIV/AIDS
Anterior Segment:
 • Herpes zoster ophthalmicus
 • Keratitis (HSV, Staph,
Acanthameoba, Candida ... retinitis* • Ocular ... Progressive Outer Retinal ... Anterior #Posterior #Differential ... #Diagnosis #Schema
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Renovascular HTN, Renin ... #causes #potassium ... #low #nephrology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
One-and-a-half Syndrome ... Skew Deviation Casey ... ophthalmology #neurology ... #differential # ... diagnosis #ocular
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Causes of Encephalopathy ... - Differential ... Diagnosis Algorithm ... paraneoplastic syndromes ... #Causes