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  2. Transrectal ultrasonography - Wikipedia

    en.wikipedia.org/wiki/Transrectal_ultrasonography

    Transrectal ultrasonography, or TRUS in short, is a method of creating an image of organs in the pelvis, most commonly used to perform an ultrasound-guided needle biopsy evaluation of the prostate gland in men with elevated prostate-specific antigen or prostatic nodules on digital rectal exam.

  3. Cystoscopy - Wikipedia

    en.wikipedia.org/wiki/Cystoscopy

    Cystoscopy is endoscopy of the urinary bladder via the urethra. It is carried out with a cystoscope. The urethra is the tube that carries urine from the bladder to the outside of the body. The cystoscope has lenses like a telescope or microscope. These lenses let the physician focus on the inner surfaces of the urinary tract.

  4. Rectal examination - Wikipedia

    en.wikipedia.org/wiki/Rectal_examination

    Digital rectal examination (DRE), also known as a prostate exam (Latin: palpatio per anum (PPA), lit. 'palpation through the anus'), is an internal examination of the rectum performed by a healthcare provider .

  5. Endoscopy - Wikipedia

    en.wikipedia.org/wiki/Endoscopy

    An endoscopy is a procedure used in medicine to look inside the body. [1] The endoscopy procedure uses an endoscope to examine the interior of a hollow organ or cavity of the body. Unlike many other medical imaging techniques, endoscopes are inserted directly into the organ.

  6. Endoscopic ultrasound - Wikipedia

    en.wikipedia.org/wiki/Endoscopic_ultrasound

    Endoscopic ultrasound (EUS) or echo-endoscopy is a medical procedure in which endoscopy (insertion of a probe into a hollow organ) is combined with ultrasound to obtain images of the internal organs in the chest, abdomen and colon. It can be used to visualize the walls of these organs, or to look at adjacent structures.

  7. Therapeutic endoscopy - Wikipedia

    en.wikipedia.org/wiki/Therapeutic_endoscopy

    Therapeutic endoscopy is the medical term for an endoscopic procedure during which treatment is carried out via the endoscope. This contrasts with diagnostic endoscopy , where the aim of the procedure is purely to visualize a part of the gastrointestinal , respiratory or urinary tract in order to aid diagnosis .

  8. Medical imaging - Wikipedia

    en.wikipedia.org/wiki/Medical_imaging

    One frame of an MRI scan of the head showing the eyes and brain A magnetic resonance imaging instrument ( MRI scanner ), or "nuclear magnetic resonance ( NMR ) imaging" scanner as it was originally known, uses powerful magnets to polarize and excite hydrogen nuclei (i.e., single protons ) of water molecules in human tissue, producing a ...

  9. Medical ultrasound - Wikipedia

    en.wikipedia.org/wiki/Medical_ultrasound

    Medical ultrasound includes diagnostic techniques (mainly imaging techniques) using ultrasound, as well as therapeutic applications of ultrasound. In diagnosis, it is used to create an image of internal body structures such as tendons, muscles, joints, blood vessels, and internal organs, to measure some characteristics (e.g., distances and velocities) or to generate an informative audible sound.