62 results
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There ... are many different ... of Facial Nerve Palsy ... Hyperacusis - Loss of Corneal ... #Neurology #Signs
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
Principal features of Destructive and Irritative cortical lesions in right-handed individual

#Cortical #Cortex #Lesions #Features #Signs #Symptoms
#Cortical #Cortex ... Lesions #Features #Signs ... Symptoms #Brain #Neurology
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
Causes of Bradykinetic Movement Disorders - Differential Diagnosis Algorithm
Parkinson's Disease (TRAP):
• Resting Tremor
• Cogwheel Rigidity
• Akinesia/Bradykinesia
•
Differential Diagnosis Algorithm ... Progressive Supranuclear Palsy ... Vertical Gaze Palsy ... • Cerebellar signs ... MovementDisorders #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... "claw hand" ± Horner ... Saturday night palsy ... Myotomes #diagnosis #neurology ... sensory #motor #arm
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 ... PhysicalExam #clinical #Neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Differential Diagnosis Algorithm ... papilledema • Horner ... • Meningeal signs ... Systemic symptoms and signs ... #neurology #PHANTOMS
Types of Facial Paralysis - Peripheral vs Central Lesions

Facial weakness or paralysis may result either from
system between the cortex ... here by a Bell's palsy ... one side of the cortex—the ... both sides of the cortex ... #Neurology #Diagnosis