Phys Clinical Cases · pharmacological
Tricyclic Antidepressant AND Sodium Channel Blocker Toxicity — DCE Clinical Case
DCE long-case and short-case station for Tricyclic Antidepressant AND Sodium Channel Blocker Toxicity.
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Tricyclic Antidepressant AND Sodium Channel Blocker Toxicity — Clinical Case
DCE Long Case
Patient brief
Patient: A middle-aged or older adult with multimorbidity and a presentation centred on Tricyclic Antidepressant AND Sodium Channel Blocker Toxicity. [1]
Presenting complaint: Subacute or acute symptoms referable to Tricyclic Antidepressant AND Sodium Channel Blocker Toxicity, with enough detail to force prioritisation. [1] [2]
Past history: Common cardiometabolic and organ comorbidities that interact with the plan. [2]
Medications: A polypharmacy list that includes at least one interaction or dosing issue. [2]
Examination: Key positives and critical negatives for dangerous differentials. [1]
Investigations: A small set of results that change management. [1] [2]
Tasks
- Present a prioritised problem list. [1]
- Defend investigations and immediate therapy. [1] [2]
- Provide safety-net and follow-up advice. [2]
Model discussion points
- Working diagnosis and acuity. [1]
- Differentials and discriminators. [2]
- Treatment sequence and monitoring. [1] [2] [3]
- Multimorbidity and communication. [2]
Short case
Focused examination or counselling station linked to Tricyclic Antidepressant AND Sodium Channel Blocker Toxicity, with one interpretation task and one shared-decision point. [1] [2]
References
- [1]Avau B, Borra V, Vanhove AC, Vandekerckhove P, et al. First aid interventions by laypeople for acute oral poisoning Cochrane Database Syst Rev, 2018.PMID 30565220
- [2]Rajpurohit N, Aryal SR, Khan MA, Stys AT, et al. Propafenone associated severe central nervous system and cardiovascular toxicity due to mirtazapine: a case of severe drug interaction S D Med, 2014.PMID 24791374
- [3]Braitberg G, Oakley E Small dose... big poison Aust Fam Physician, 2010.PMID 21301654
- [4]Doan HN, Chang MC Comparative Effectiveness of Unstable Versus Stable Resistance Training on Lower Limb Strength, Mobility, and Fear of Falling in Older Adults: A Systematic Review and Meta-analysis of Randomized Controlled Trials Am J Phys Med Rehabil, 2026.PMID 42468010
- [5]Liu HW, Tsai TL Virtual Reality-assisted Physiotherapeutic Training for Patients With Knee Osteoarthritis: A Systematic Review and Meta-analysis Am J Phys Med Rehabil, 2026.PMID 42468005
- [6]Osborne AK, Brown RD, Sillence E Effects of Social Media Narratives on Affective and Behavioral Responses to Menopause Content: Randomized Online Experimental Study JMIR Form Res, 2026.PMID 42467962
- [7]Carroll S, McGee M, Audette M, Tuttle M, et al. Lidocaine for diphenhydramine-induced ventricular tachycardia: A case report Am J Emerg Med, 2026.PMID 41610479
- [8]Zaccara G, Franco V Pharmacokinetic Interactions Between Antiseizure and Psychiatric Medications Curr Neuropharmacol, 2023.PMID 35611779