Patient's question:
My friend's baby is five and a half months old. It's a boy. Recently, my friend noticed some issues with the child. Every time he urinates, he needs to go in multiple times to finish, and sometimes he urinates drop by drop.What could be the problem if a baby has incomplete urination? What should be done about it?
Doctor's answer:
Hello! There are many factors or causes of frequent urination. It is necessary to combine specific symptoms and laboratory tests for a comprehensive analysis to identify the factors or causes. Common factors or causes include:① Urethral and seasonal factors: If frequent urination occurs with small amounts of urine each time, without pain or other symptoms, local factors should be considered first, such as urethral inflammation, phimosis, or pinworm irritation in the genital area. Additionally, seasonal factors—such as increased urination in winter being a normal phenomenon—should be taken into account.
② Dietary polyuria: If frequent urination occurs with large amounts of urine each time, without other symptoms, it is important to consider excessive fluid intake, especially in children who prefer sugary drinks.
③ Neurogenic polyuria: In young children with underdeveloped bladder detrusor muscles and immature nerves, daytime dribbling polyuria may occur, up to 20–30 times, but nighttime urination is normal. This condition tends to recur, and urine tests are normal, indicating it is not caused by inflammation.
④ Urinary tract inflammation: If frequent urination is accompanied by urgency, pain, or fever, urinary tract infection should be considered, such as cystitis or pyelonephritis. Under microscopic examination of urine, pus cells or a large number of white blood cells may be observed. In severe cases, systemic infection and toxicity symptoms may develop, requiring antibiotic treatment.
⑤ Specialized diseases: If frequent urination occurs with large amounts of urine, along with symptoms like excessive thirst, hunger, and weight loss, urine should be tested. If sugar is detected in the urine, diabetes should be considered. If the urine is sugar-free but has low specific gravity, diabetes insipidus should be suspected.
Treatment for frequent urination should target the underlying cause. If it is caused by inflammation, anti-infection therapy should be the primary approach. If pinworms are the cause, deworming medication should be administered. Phimosis can be corrected through surgery, and excessive fluid intake should be appropriately managed by controlling water intake. Additionally, attention should be paid to local hygiene, such as frequent bathing and changing clothes.