Low urine osmolality may be caused by physiologic factors, diabetes mellitus, uremia and other factors.
1. Physiological factors: drinking a lot of water every day, the normal amount of urine increases, the amount of other substances in the urine is too low, it will lead to low urine osmolality.
2. Diabetes mellitus: after suffering from diabetes mellitus, it can lead to abnormal glucose metabolism in the body, which will make the patient drink water frequently and urinate frequently, which can lead to low urine osmolality, accompanied by symptoms such as polyphagia, fatigue and so on, and in severe cases, it can lead to ketoacidosis.
3. Uremia: it may be related to traumatic brain injury, infection, heredity and other factors, which can lead to abnormal levels of antidiuretic hormone in the body, frequent drinking and large amount of urination, which may result in low urine osmolality, and it may be accompanied by dry skin, thirst and other symptoms.
Low urine osmolality and the presence of other abnormal symptoms, it is recommended to do further examination to clarify the cause of the disease and timely treatment.