Neuro: Trigeminal Neuralgia: Free MSRA Podcast

⚕️ FREE MSRA PODCAST – Trigeminal Neuralgia🎧 A clear, high-yield breakdown of this chronic facial nerve pain disorder – perfect for exam prep and real-life clinical scenarios.🧠 Key Learning Points📌 Definition• A chronic pain condition affecting the trigeminal nerve (CN V), causing severe, electric shock-like facial pain.📌 Causes & Risk Factors• Vascular compression (most common – e.g., superior cerebellar artery)• Multiple sclerosis (especially in younger patients)• Tumours or cysts compressing the nerve• Risk ↑ with age >50, female sex, MS, family history💡 Mnemonic: “COMPress” – Compression, Old age, MS, Pseudotumour (mass)📌 Pathophysiology• Demyelination or irritation of trigeminal nerve → ectopic firing → paroxysmal neuropathic pain• Often linked to abnormal sodium channel activity📌 Symptoms• Unilateral, sudden, sharp/stabbing or electric-shock pain• Lasts seconds to minutes• Triggered by touch, chewing, talking, brushing teeth💡 Mnemonic: “UP STAIRs” – Unilateral, Paroxysmal, Shock-like, Triggered, Activities, Intense, Recurrent📌 Differential Diagnosis• Cluster headache• Migraine• Dental pain• Glossopharyngeal neuralgia• Temporal arteritis• Tumours or demyelination (e.g., MS)📌 Diagnosis• Clinical diagnosis based on classic presentation• MRI if red flags: age <40, bilateral pain, forehead-only pain, sensory loss, optic neuritis💡 MRI rules out secondary causes like tumours, MS plaques, or vascular loops📌 Management• 🥇 First-line: Carbamazepine• Alternatives: gabapentin, lamotrigine, phenytoin, baclofen• Refractory: Microvascular decompression (MVD), radiofrequency ablation, gamma knife• Support: Multidisciplinary input, psychosocial care❌ Paracetamol, NSAIDs, opioids are not effective📌 Complications• Side effects from antiepileptics (e.g., dizziness, hyponatraemia)• Surgical risks (e.g., facial numbness, deafness)• Severe impact on quality of life and mental health📌 Prognosis• Often chronic and recurrent• Good symptom control with early and appropriate treatment• Some achieve long-term relief, especially post-surgery📎 More MSRA Resources for Trigeminal Neuralgia📝 Revision Notes: https://www.passthemsra.com/topic/trigeminal-neuralgia-revision-notes/🧠 Flashcards: https://www.passthemsra.com/topic/trigeminal-neuralgia-flashcards/💬 Accordion Q&A Notes: https://www.passthemsra.com/topic/trigeminal-neuralgia-accordion-qa-notes-2/🚀 Rapid Quiz: https://www.passthemsra.com/topic/trigeminal-neuralgia-rapid-quiz/🎓 Full Course: https://www.passthemsra.com/courses/neurology-for-the-msra/🔖 Hashtags#MSRA #MSRARevision #MSRATextbook #MSRAQuiz #MSRAQuestionBank #MSRAFlashcards #MSRAQ&ANotes #MSRAAccordions #MultiSpecialityRecruitmentAssessment #MSRAOnlineRevision #MSRARevisionWebsite #TrigeminalNeuralgia #Neurology