21 results
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There ... of Facial Nerve Palsy ... known as Bell's palsy ... Hyperacusis - Loss of Corneal ... #Neurology #Signs
Critical and Emergent Causes of Neuromuscular Weakness
CRITICAL DIAGNOSES 
 - Cerebral cortex or subcortical 
 -
- Cerebral cortex ... Spinal cord - Peripheral ... - Cerebral cortex ... Spinal cord - Peripheral ... #Differential #Neurology
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
Peripheral Left Cranial Nerve 7 (Bell's) Palsy: Picture on left demonstrates inability to raise left 
eyebrow
Peripheral Left ... to raise left corner ... drooping at left corner ... Images #Clinical #Photo ... Images #Clinical #Photo
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Differential Diagnosis Algorithm ... Forehead involved = Peripheral ... of facial nerve palsy ... Unilateral: Bell's Palsy ... #Causes #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... Klumpke's Ralsy ... "claw hand" ± Horner ... Saturday night palsy ... Myotomes #diagnosis #neurology
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Differential Diagnosis Algorithm ... Contralateral motor cortex ... /Sub-Cortical (Corona ... #Hemiplegia #Neurology ... Differential #Diagnosis #Algorithm
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... • CN VI palsy ... ptosis with CN Ill palsy ... • Neurologic ... Functional • Corneal
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Differential Diagnosis Algorithm ... Cornea: • Keratoconus ... vision, loss of peripheral ... Differential #Diagnosis #Algorithm
Central CN7 Palsy: Stroke has affected this patient's left CN7. Note preservation of forehead movement bilaterally.
There
Central CN7 Palsy ... to raise left corner ... Images #Clinical #Photo ... #CN7 #Palsy #Central