Symptoms of type 1 diabetes can develop rapidly, including excessive thirst, frequent urination, and weight loss

https://www.coloradobariatric.com/type-1-vs-type-2-diabetes/

Symptoms of type 1 diabetes can develop rapidly, including excessive thirst, frequent urination, and weight loss. In contrast, type 2 diabetes symptoms may be more gradual and include fatigue, blurred vision, and slow-healing wounds