27 results
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... upgaze - Light-near ... retraction (Collier's sign ... → "setting sun sign ... diagnosis #pineal #neurology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
mucins with reduced tear ... conjunctiva) • Bitot's spots ... #Xeropthalmia #pathophysiology ... #ophthalmology ... #diagnosis #signs
Primary Sjogren’s Syndrome: Pathogenesis and Clinical Findings
• Primary Sjögren's is a solitary process whereas secondary Sjögren's
Primary Sjogren’s Syndrome ... erythematosus (SLE) Signs ... - Decreased tear ... #Pathophysiology ... #Diagnosis #Signs
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... • Light-near dissociation ... retraction (Collier's sign ... "setting sun" sign ... #neurology #diagnosis
Prader-Willi Syndrome: Pathogenesis and clinical findings
 • Maternal uniparental disomy: inheriting 2 copies of maternal chromosome
Prader-Willi Syndrome ... =>Prader-Willi Syndrome ... Signs/Symptoms ... fractures • Short ... #genetics #pathophysiology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
6mm); • Light-near ... Holmes-Adie Syndrome ... - no light-near ... #PhysicalExam #neurology ... #ophthalmology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... • Central Cord Syndrome ... #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics #neurology
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Ehlers-Danlos syndrome ... Turner, Marfan syndromes ... • Rizutti's Sign ... #Keratoconus #pathophysiology ... #ophthalmology
Hyperopia: Pathogenesis and clinical findings
 • Axial length of eye -> Short axial length of the
length of eye -> Short ... distant vision • Near ... retina -> Blurry near ... #Hyperopia #pathophysiology ... #ophthalmology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... cases/100,000 per year ... Guillain-Barre Pathophysiology ... • Weakness: Starts ... management #treatment #neurology