55 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... conjunctiva and cornea ... blindness) • Corneal ... dryness of the cornea ... #Xeropthalmia #pathophysiology
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Bilateral, asymmetric corneal ... degeneration, and cone-shaped ... • Rizutti's Sign ... • Corneal Opacities ... #Keratoconus #pathophysiology
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 ... Hyperacusis - Loss of Corneal ... Palsy #Neurology #Signs
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
Kayser-Fleisher´s ring (anillo de Kayser- Fleisher)
ring around the cornea .Copper deposit in  Desemet membrane (Wilson
ring around the cornea ... .Copper deposit ... Wilson disease) #PhysicalExam ... ring #clinical #physicalexam ... #photo #sign
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Algorithm Painful - Cornea ... Demyelination • MS ... Diagnosis #Algorithm #Causes
Posteromedial Instability on Knee Exam
This is what a knee with posteromedial instability looks like. Notice the
Posteromedial corner ... Instability #Knee #PhysicalExam ... #Injury #MSK #clinical
Intact Corneomandibular (Wartenberg) Reflex

Patient with pontine hemorrhage without impaired consciousness - Left corneal stimulation triggers contralateral
consciousness - Left corneal ... deviation produced by corneal ... emphasize that this sign ... #Corneal #Corneomandibular ... Reflex #Intact #PhysicalExam
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Common Causes: ... Conjunctivitis, corneal ... Blepharitis Cornea ... Questions to Ask ... • Corneal ulcer
Reverse Pivot Shift Test on Physical Exam

Dx: Posterolateral corner injury; but beware proximal tib/fib instability 

Kendall
Posterolateral corner ... Posterolateral #corner ... #Shift #Test #PhysicalExam ... #clinical #msk