Frequent Urination with Low Volume: Your Symptoms - Urology

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Frequent urination with low volume?


Hello doctor, I would like to ask about a recent issue.
I'm not sure if it's related to staying up late, but I've been experiencing frequent urination before bed (I don't drink water an hour before sleeping).
I need to go to the bathroom about 1 to 2 times every hour, and the amount each time is very small.
There is no burning sensation, but I feel like I haven't fully emptied my bladder, and there is a slight pressure in my bladder.

Liao Xiaojie, 10~19 year old female. Ask Date: 2016/08/27

Dr. Sun Hongshun reply Urology


Hello: It sounds like a urinary tract infection.
Please visit the urology clinic for examination and treatment.

Reply Date: 2016/08/27

More Info


Frequent urination with low volume can be a perplexing issue, especially when accompanied by feelings of incomplete bladder emptying and discomfort. Your symptoms suggest a few potential underlying causes that warrant consideration and investigation.

Firstly, it's important to understand that frequent urination, or "pollakiuria," can occur for various reasons. In your case, the fact that you are experiencing this symptom primarily at night, even after avoiding fluid intake before bed, raises a few possibilities. One common cause of nocturia (the need to wake up at night to urinate) is bladder overactivity. This condition can lead to an increased urge to urinate, even when the bladder is not full, resulting in small volumes of urine being expelled each time.

Another potential factor could be related to your sleep patterns. Sleep deprivation or irregular sleep schedules, such as staying up late, can affect your body's hormonal balance, including the regulation of antidiuretic hormone (ADH), which helps control urine production. When you are sleep-deprived, your body may produce less ADH, leading to increased urine output.

Additionally, psychological factors such as anxiety or stress can also contribute to urinary frequency. If you are feeling anxious or stressed, this can lead to heightened awareness of bodily sensations, including the urge to urinate. Even if you do not consciously feel anxious, your body may still be responding to stressors in your environment or daily life.

It’s also worth considering the possibility of a urinary tract infection (UTI) or other bladder irritants, even if you do not experience pain or burning during urination. Some individuals may have a UTI without the classic symptoms of urgency or pain, and the sensation of incomplete emptying can be a sign of irritation in the bladder.

To further evaluate your situation, it would be beneficial to keep a detailed bladder diary for a few days. This diary should include the times you urinate, the volume of urine (if possible), and your fluid intake. This information can help your healthcare provider identify patterns and potential causes of your symptoms.

In terms of management, here are some recommendations:
1. Hydration: Ensure you are adequately hydrated throughout the day, but consider reducing fluid intake in the hours leading up to bedtime to minimize nighttime urination.

2. Bladder Training: This involves gradually increasing the time between urination to help train your bladder to hold more urine.

3. Relaxation Techniques: If anxiety is a contributing factor, consider incorporating relaxation techniques such as deep breathing, meditation, or yoga into your routine.

4. Consult a Specialist: If symptoms persist or worsen, it may be wise to consult a urologist or a healthcare provider specializing in urinary disorders. They may recommend further testing, such as a urinalysis or bladder function tests, to rule out any underlying conditions.

5. Lifestyle Modifications: Evaluate your diet and lifestyle for potential irritants, such as caffeine or alcohol, which can exacerbate urinary frequency.

In conclusion, while your symptoms may be concerning, they can often be managed effectively with lifestyle changes and appropriate medical guidance. Keeping a detailed record of your symptoms and discussing them with your healthcare provider will be crucial in determining the best course of action for your situation.

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