Podcast
Questions and Answers
What is the primary method of collecting cellular material from the respiratory tract?
What is the primary method of collecting cellular material from the respiratory tract?
- Urinary sediment cytology
- Sputum examination (correct)
- Brushing during bronchoscopic procedures
- Lavage following enema to clean the colon
Why is catheterization preferred in women for urinary tract cytology?
Why is catheterization preferred in women for urinary tract cytology?
- To obtain a more representative sample
- To reduce discomfort
- To avoid contamination by vaginal cells and menstrual blood (correct)
- To obtain a larger sample
What is a limitation of sputum examination?
What is a limitation of sputum examination?
- It is only useful for diagnosing upper respiratory tract cancers
- It is not representative of the entire respiratory tract
- It is difficult to obtain a sample
- It does not allow localization of the lesion within the respiratory tract (correct)
What is the significance of a satisfactory sputum specimen in diagnosing lung cancer?
What is the significance of a satisfactory sputum specimen in diagnosing lung cancer?
What is the purpose of aerosol-inhalation of cough stimulating substances?
What is the purpose of aerosol-inhalation of cough stimulating substances?
What is the preferred method of collecting urinary bladder washings in symptomatic patients when bladder tumors are suspected?
What is the preferred method of collecting urinary bladder washings in symptomatic patients when bladder tumors are suspected?
What is an alternative method of collecting cellular material from the colon?
What is an alternative method of collecting cellular material from the colon?
Which type of cells are infrequent in urine, but more abundant in material obtained from the renal pelvis and ureter?
Which type of cells are infrequent in urine, but more abundant in material obtained from the renal pelvis and ureter?
What is the purpose of retrograde catheterization and brushing of the ureter and renal pelvis?
What is the purpose of retrograde catheterization and brushing of the ureter and renal pelvis?
What is the relationship between the number of X chromosomes and the number of Barr bodies observed in interphase nuclei?
What is the relationship between the number of X chromosomes and the number of Barr bodies observed in interphase nuclei?
What is the characteristic appearance of the Barr body in interphase nuclei?
What is the characteristic appearance of the Barr body in interphase nuclei?
What is the purpose of prostatic massage in Urinary Tract Cytology?
What is the purpose of prostatic massage in Urinary Tract Cytology?
Why is the initial morning specimen of urine discarded?
Why is the initial morning specimen of urine discarded?
Why are 24-hour collections of urine useless for cytodiagnostic purposes?
Why are 24-hour collections of urine useless for cytodiagnostic purposes?
What is added to pericardial, pleural, and peritoneal fluids to prevent coagulation?
What is added to pericardial, pleural, and peritoneal fluids to prevent coagulation?
Why should CSF samples be dispatched without delay to the laboratory?
Why should CSF samples be dispatched without delay to the laboratory?
What happens to smears if they are allowed to dry prior to fixation?
What happens to smears if they are allowed to dry prior to fixation?
How long is the fixation time for smears in 95% ethanol?
How long is the fixation time for smears in 95% ethanol?
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