| type i diabetes | (n) severe diabetes mellitus with an early onset; characterized by polyuria and excessive thirst and increased appetite and weight loss and episodic ketoacidosis; diet and insulin injections are required to control the disease, Syn. insulin-dependent diabetes mellitus, juvenile diabetes, IDDM, ketoacidosis-prone diabetes, growth-onset diabetes, juvenile-onset diabetes, autoimmune diabetes, ketosis-prone diabetes |