Which of the following is characterized by 'Cobra head deformity'?: (A) Cystitis, (B) Ureterocele, (C) Bladder tumour, (D) Posterior urethral valve
Answer is B. Ans. is 'b' i.e. Ureterocele Adder head or cobra head appearance on excretory urography is typical of Ureterocele. Image: IVP Image: USG