Medicine A 55yers old male has sudden onset of thunder clap headache following by loss of consiusness for 4 hour investigation is A Non contrast ct followed by angiogram B PET C MRI angiogram D Contrast enhanced CT 💡 Explanation A 55yers old male has sudden onset of thunder clap headache following by loss of consiusness for 4 hour investigation is ✓ Correct Answer: A. Non contrast ct followed by angiogram