29 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
Trachoma: Pathogenesis and clinical findings

 • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
of the limbal cornea ... the peripheral cornea ... fibrosis => • Corneal ... Trachoma #Chlamydia #pathophysiology
Posterolateral Corner (PLC) Injury - Posterolateral Drawer Test
Injury to the posterolateral corner (PLC) is difficult to
Posterolateral Corner ... (PLC) Injury - Posterolateral ... corner (PLC) is ... corner (PLC) and ... #Corner #PLC #Injury
Reverse Pivot Shift Test on Physical Exam

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

Kendall
Physical Exam Dx: Posterolateral ... corner injury; ... iamDrHamilton #PLC #Posterolateral ... #corner #injury
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
Intact Corneomandibular (Wartenberg) Reflex

Patient with pontine hemorrhage without impaired consciousness - Left corneal stimulation triggers contralateral
consciousness - Left corneal ... deviation produced by corneal ... #Corneal #Corneomandibular ... PhysicalExam #clinical #Neurology
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
syndrome • Down, Turner ... Bilateral, asymmetric corneal ... degeneration, and cone-shaped ... Rizutti's Sign • Corneal ... #Keratoconus #pathophysiology
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Hyperacusis - Loss of Corneal ... #Bells #Palsy #Neurology
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
of the complex posterolateral ... corner (PLC) of
Rheumatoid arthritis (RA): X-ray features
 • Soft tissue swelling (best seen by comparing left & right
at the exposed corners ... Radiology #Clinical #Pathophysiology