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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.
Endoscopy may be used to investigate symptoms in the digestive system including nausea, vomiting, abdominal pain, difficulty swallowing, and gastrointestinal bleeding. [6] It is also used in diagnosis, most commonly by performing a biopsy to check for conditions such as anemia , bleeding, inflammation , and cancers of the digestive system . [ 6 ]
[2] Procedures performed within an endoscopy unit may include gastrointestinal endoscopy (such as gastroscopy, colonoscopy, ERCP, and endoscopic ultrasound), bronchoscopy, cystoscopy, or other more specialized procedures. Endoscopy units may be part of a hospital, where emergency procedures may be performed on ill patients admitted to hospital ...
Also, in cystoscopy, which is the examination of the urinary bladder with an endoscope, narrow-band imaging is useful in differentiating between benign and malignant cells. [6] Alternative methods to improve visualization of the mucosa in endoscopy include chromoendoscopy, confocal microscopy and optical coherence tomography. [citation needed]
Cystitis cystica cystoscopy features can range from a large bladder cyst or mass to an essentially unremarkable appearance. On the other hand, it usually manifests as several tiny translucent cysts under the mucosa, primarily located at the bladder neck and trigone .
Because a pyelogram involves cystoscopy, it may cause sepsis, infection or bleeding, [13] and may also cause nausea and vomiting. [13] The dye may also be toxic to the kidneys. [13] Before the procedure, a person is usually asked to complete a safety check assessing for potential risks, such as pregnancy or allergy. [13]
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A Storz endoscopy unit used for laryngoscopy exams of the vocal folds and the glottis. Basil Hirschowitz, Larry Curtiss, and Wilbur Peters invented the first fiber optic endoscope in 1957. [18] Earlier in the 1950s Harold Hopkins had designed a "fibroscope" consisting of a bundle of flexible glass fibres able to coherently transmit an image ...