Brief Answer:
Probably your son is having some renal problem.
Detailed Answer:
Hello XXXX
Thanks for writing to us
Your son need proper clinical examination and investigations.You should
consult urologist.
From history it seems that your son is having some renal problem.CT Scan is not the investigation of choice for screening.
Symptoms may be due to
Urinary tract infection,Renal parenchymal disease etc.However other causes should also be excluded.
It is important to know about fever,edema,puffiness around eyes etc.
Firstly he need investigations like Routine hemogram,Urine RE/ME,Serum urea &
creatinine,Blood urea nitrogen,GFR(Glomerular filtration rate),Serum electrolytes(sodium,potassium,calcium,phosphorus,bicarbonate,chloride level),Random blood sugar(RBS),Liver function test(LFT),
Lipid profile,,
Ultrasound of abdomen.Further investigations can be done if needed.Urine output chart should also be maintained.
Proper treatment depend upon clinical examination and investigation reports.
Get well soon.
Hope i have answered your query.
Further queries are most welcome.
Take Care
Dr.Indu XXXXXXX