88 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
Ocular Adverse Effects ... Detachment • Macular ... retinopathy • Macular ... Concussion Other Causes ... ophthalmology #causes
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
- Definition, Causes ... body, vitreous, retina ... inhabitants 3rd leading cause ... blindness, linked to macular ... secondary glaucoma and retinal
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Cataracts - Macula: Macular ... degeneration - Retina ... Lens Dislocation, Retinal ... Optic Neuropathy, Retinal ... Differential #Diagnosis #causes
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
diffuse light reflex ... hemorrhages in the inner retina ... nervefiber layer -> Retinal ... of the terminal retinal ... lesions in the inner retinal
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
Light Reflex, Accommodation ... Ocular Movements ... Retina B. ... Blood Vessels #Ocular
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... the commonest cause ... Loss of Corneal Reflex ... #Bells #Palsy #Neurology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
- Obscure Red Reflex ... • Age Related Macular ... Degeneration (Wet, Dry) Retina ... Hemorrhage and Macular ... Diagnosis #Algorithm #Causes
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
pupillary light reflex ... Optic nerve* (main cause ... ), Retina, Macula ... #Defect #RAPD #neurology
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
Orbicularis Reflex ... time, and can cause ... delusions and, in some cases ... the orbicular reflex ... clinical #video #neurology
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The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Vestibulo-ocular ... reflex • Gag ... reflex • Cough ... Casey Albin MD @ ... #PhysicalExam #neurology