Gautam, ShristiAcharya, UshantTripathi, PrashantNeupane, Manish2026-08-062026-08-062025https://hdl.handle.net/20.500.14572/7123Shristi Gautam Maharajgunj Medical Campus-TU Teaching Hospital, IOM, Maharajgunj, Kathmandu, Nepal Ushant Acharya Maharajgunj Medical Campus-TU Teaching Hospital, IOM, Maharajgunj, Kathmandu, Nepal Prashant Tripathi Maharajgunj Medical Campus-TU Teaching Hospital, IOM, Maharajgunj, Kathmandu, Nepal Manish Neupane Maharajgunj Medical Campus-TU Teaching Hospital, IOM, Maharajgunj, Kathmandu, NepalAbstract: Immunoglobulin G4-related disease is a fibro-inflammatory condition rarely involving the laryngotracheal tract. We present a 55-year-old female with progressive dyspnoea and voice change, with findings of subglottic stenosis, diagnosed as Immunoglobulin G4-related disease. This case highlights the importance of having a high index of suspicion in the diagnosis of the condition. Keywords: Airway Obstruction, Immunoglobulin G4-Related Disease, Laryngeal Stenosis, Tracheal Stenosisen-USAirway ObstructionImmunoglobulin G4-Related DiseaseLaryngeal StenosisTracheal StenosisArticle