sir, my wife had severe headache in these last 3 days at around same time i.e, 3:30 pm ,lasted for 3-4 hours , headache increased during micturition along with nausia , BP was 110/70 mmhg, measured when the headache was subsided. Past History of severe headache present ,one year back . h/o increased frequency of micturition and mild pain in the lower abdomen present but no h/o haematuria or dysuria . Looking forward for your valuable advice thank you .