<prompt> Radiological appearance of thimble bladder is seen in the following condition:Cystitis cysticaChronic tuberculous cystitisNeurogenic bladderAcute tuberculous cystitis  <response>: Early tuberculosis of the bladder commences around the ureteric orifice or trigone, the earliest evidence being pallor of the mucosa due to submucosal oedema. Subsequently, tubercles may be seen and, in long standing cases, there is marked fibrosis and the capacity of the bladder is greatly reduced giving the radiological appearance of thimble bladder. Ref: Bailey Loves Sho Practice of Surgery 26E edited by Norman Williams, Christopher Bulstrode, P Ronan OConnell, 2013, Page 1327-1328 