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Related Experiment Videos

Prostatic and periprostatic cysts: findings on MR imaging

V G McDermott1, T J Meakem, A H Stolpen

  • 1Department of Diagnostic Radiology, Hospital of the University of Pennsylvania, Philadelphia 19104.

AJR. American Journal of Roentgenology
|January 1, 1995
PubMed
Summary

Prostate and surrounding tissue cysts are uncommon and challenging to diagnose radiologically. Magnetic resonance (MR) imaging effectively identifies and characterizes these cysts due to their distinct appearance on T2-weighted images.

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Area of Science:

  • Urology
  • Radiology
  • Medical Imaging

Background:

  • Prostate and periprostatic cysts are rare, encompassing various types like congenital, retention, BPH-related, cystic carcinoma, parasitic, infectious, ejaculatory duct, and seminal vesicle cysts.
  • Radiological diagnosis can be challenging due to the required resolution for delineating cyst relationships with adjacent structures (vas deferens, seminal vesicles, ejaculatory ducts).

Purpose of the Study:

  • To illustrate the magnetic resonance (MR) imaging findings of prostatic and periprostatic cysts.

Main Methods:

  • Magnetic resonance (MR) imaging is utilized for diagnosis.
  • Characterization is based on typical locations and high-resolution imaging planes.
  • T2-weighted images are key for identifying cysts due to their high signal intensity.

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Main Results:

  • Prostatic cysts exhibit high signal intensity on T2-weighted MR images.
  • MR imaging provides high resolution and multiple planes, aiding in characterization.
  • Diagnosis is often based on clinical features and imaging appearance due to conservative management limiting pathological confirmation.

Conclusions:

  • MR imaging is a valuable tool for diagnosing prostatic and periprostatic cysts.
  • The characteristic appearance on T2-weighted images facilitates identification.
  • Conservative management is common, making imaging diagnosis crucial.