Managing end-stage renal disease (ESRD), acute kidney injury (AKI) requiring continuous renal replacement therapy, failed renal allograft rejection, or severe fluid-electrolyte shifts while overseas represents one of the most time-critical challenges in international aeromedical transport. Every year, international business travelers, tourists, long-term expatriates, and Non-Resident Indians (NRIs) traveling across India encounter unexpected nephrological crises, complex…