White lumps in the throat may be caused by tonsil stones, acute crypt tonsillitis and tonsillar keratosis. 1. Tonsil stones: tonsil stones are caused by repeated episodes of tonsillitis, resulting in fibrosis of the crypts, drainage is blocked, shed epithelium and bacterial debris formed by the accumulation of caseous material in the crypts, which can be manifested as white lumps in the crypts of the tonsils. 2. Acute crypt tonsillitis: a kind of acute suppurative tonsillitis, when a variety of different germs invade the palatine tonsil acute non-specific inflammation, there will be white lumps oozing out of the tonsil crypt. 3. Tonsillar keratosis: Abnormal keratinization of tonsillar lymphoid tissue, patients will feel discomfort in the throat, dryness, white lumps and other symptoms. When the patient has white lumps in the throat, it is recommended to go to the hospital for examination and choose treatment under the guidance of the doctor.