India, July 27 -- Head and neck cancers are among the few cancers where early warning signs are often visible. According to surgical oncologist Dr Mandeep Singh Malhotra, when detected at an early stage, these cancers are highly treatable.

Unfortunately, many of the initial symptoms are subtle and are frequently mistaken for common, non-serious conditions, leading to delays in diagnosis. In an interaction with HT Lifestyle, Dr Malhotra shared three such symptoms and explained how early detection benefits treatment.

Most mouth ulcers are harmless and may result from nutritional deficiencies, acid reflux, poor oral hygiene, or irritation from ill-fitting dentures. They usually heal with appropriate treatment.

However, an ulcer that does ...