Pine cone bladder

Case contributed by Mohammadtaghi Niknejad


Long standing poor urinary stream. Prostate enlargement in ultrasound exam.

Patient Data

Age: 75 years
Gender: Male

Tree-shaped urinary bladder with wall hypertrophy causes an irregular outline, compatible with Christmas tree appearance or Pine cone bladder.

Case Discussion

A Christmas tree bladder or Pine cone bladder is usually seen in severe neurogenic bladder with increased sphincter tone and may also be seen in bladder neck obstruction due to non-neurogenic causes.

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