16 results
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There ... variety known as Bell's ... - Ptosis #Bells ... #Palsy #Neurology ... #Signs #Symptoms
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
mutated in all cells ... Retinoblastoma Signs ... / Symptoms / Complications ... Retinoblastoma #pathophysiology ... #symptoms
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Differential Diagnosis Algorithm ... vomiting, auditory symptoms ... /signs, bidirectional ... #Vertigo #Neurology
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
the mastoid air cells ... and mastoid air cells ... in mastoid air cells ... nausea, vomiting, dizziness ... #signs #symptoms
Bell's Sign on Physical Exam

The clinical sign resulting from functional insufficiency of the eyelid orbicularis was
Bell's Sign on Physical ... , who bears his ... instructed to close his ... semiologianeurologica #Bells ... #orbicularis #Neurology
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Bell's Palsy - Diagnosis ... ophthalmoplegia), systemic signs ... Imaging (if atypical symptoms ... within 4m #Bells ... Management #Treatment #Neurology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... - Neuro: AMS, dizziness ... WBC >100k, + lab signs ... Lysis Syndrome: • Pathophysiology ... Lysis of tumor cells
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
occur when the CD4-cell ... less than 200 cells ... recovery (CD4-cell ... more than 200 cells ... InfectiousDiseases #Neurology
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
dementia Pathophysiology ... invades mononuclear cells ... CNS ○ Infected cells ... • Depressive symptoms ... dementia #AIDS #Neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
history of cancer, HIV ... • Meningeal signs ... ) • Systemic symptoms ... and signs (e.g. ... #neurology #PHANTOMS