Brief Answer:
Unlikely to be due to concussion

Detailed Answer:
Hello,
Welcome to HCM and thanks for your query.
Increased frequency of urination is not a recognised after effect of concussion.
The usual symptoms are Loss of consciousness
Difficulty remembering events before/after the injury
Poor concentration/memory- often presenting as difficulty with schoolwork
Headache
Visual issues (diploplia, poor peripheral vision, unequal pupils)
Emotional outburst or personality changes (crying or laughing at inappropriate times, acting more silent than usual)
Balance issues
Vomiting or stomach upset
Weakness or odd sensations in the arms or legs
Fatigue and irritability
The common causes of increased urination are diabetes, urinary tract infection and anxiety.
Please get a blood sugar and urine examination done.
Take care,
Dr Noble Zachariah

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