A New Pill, a Small Dip, a Loud Alarm - Nephrology clinical simulation case. Mr. Al-Farsi is seated across the desk, clutching the printed lab slip and...
Age: 45 • Setting: Outpatient Consultation
Clinical Presentation & History
Mr. Al-Farsi is seated across the desk, clutching the printed lab slip and visibly anxious. He has stage 3 chronic kidney disease, type 2 diabetes on metformin, and hypertension on losartan. He was started on empagliflozin 10 mg daily seven days ago by another clinician and is now distressed.
Differential Diagnoses to Consider
Primary differential diagnoses evaluated in this clinical scenario:
Hemodynamic eGFR Dip from SGLT2 Inhibitor-Mediated Afferent Arteriolar Vasoconstriction
Acute Tubular Necrosis from Empagliflozin
Prerenal Azotemia from Volume Depletion
Diabetic Kidney Disease Progression Independent of Therapy
High-Yield Clinical Pearls
Maintain a systematic approach from history taking to definitive intervention.
Diagnostic stewardship minimizes patient harm and diagnostic delay.
Diagnostic Pitfalls & Cognitive Error Warnings
Key reasoning traps and premature closure risks associated with this presentation:
Premature closure without complete investigation carries high diagnostic error risk.
Test Your Clinical Reasoning in Real Time
Step into the active clinician role for this case. Order diagnostic tests, analyze live laboratory panels, and navigate branching clinical decisions with real-time feedback.