Christian Medical College, Vellore

Patterns of Errors and Hallucinations Among ChatGPT, Perplexity, Qwen, and Copilot in Answering ACR DXIT Radiology Questions

Abstract Large language models (LLMs) are increasingly used in radiology workflows. In this study, we aimed to compare the performance and characteristics of errors made by ChatGPT, Perplexity, Qwen, and Microsoft Copilot using standardized radiology questions. This cross-platfor...

Recent advances in the medical management of thyroid eye disease

Purpose of review Thyroid eye disease (TED) is a debilitating autoimmune disorder that can cause facial disfigurement, impair vision and reduce the quality of life. Novel insights into the pathogenesis of TED in the recent years have stimulated efforts to develop newer targeted m...

Diagnostic performance of a centrifugation-free stool processing kit in conjunction with Xpert®MTB/RIF Ultra for paediatric tuberculosis: a multicentre prospective study in five low and middle-income countries

Diagnosing paediatric tuberculosis (TB) remains challenging. Currently available diagnostic tests have limited accuracy, and most sampling methods are invasive. In 2021, the World Health Organisation (WHO) endorsed the use of molecular WHO-recommended rapid diagnostic tests (mWRD...

Environmental surveillance for Sabin polioviruses, Salmonella, and antimicrobial resistance genes in an urban setting in southern India

Sewage is the easiest place to find organisms that replicate in human or animal guts. Although World Health Organization (WHO) recommends the WHO 2-phase method for environmental surveillance of polioviruses, new methods such as the Bag Mediated Filtration System (BMFS) have been...

Antibiotic development and a path to access in India

Antibiotic development has historically been concentrated in high-income countries. We discuss how India is emerging as an important centre for antimicrobial development, and the implications for global health and equity of access to life-saving therapies. India is emerging as an...