In which case cystometric study is indicated ?

Ans is 'a' ie Neurogenic bladder * Cystometric studies are urodynamic studies in which the pressure changes in the bladder is simultaneously measured with bladder filling and during micturition. * It helps in accurate assessment of detrusor and sphincter activity especially if a neurogenic abnormality is suspected. * Though it is also used in stress incontinence but the aim here is to rule out any neurogenic cause.