Peritoneal cytology pathology outlines

  • What are the classification of fluid cytology?

    Context: The International System for Reporting Serous Fluid Cytopathology (ISRSFC) standardises the reporting of serous effusion cytology under five categories: Non-Diagnostic (ND), Negative for Malignancy (NFM), Atypia of Undetermined Significance (AUS), Suspicious for Malignancy (SFM), and Malignant (M)..

  • What is a cytology report of pleural fluid?

    A cytology exam of pleural fluid is a laboratory test to detect cancer cells and certain other cells in the fluid from the area that surrounds the lungs.
    This area is called the pleural space.
    Cytology means the study of cells..

  • What is ascitic fluid cytology?

    Diagnostic cytology is the scientific art of interpretation of cells from the human body that exfoliate or are removed from their physiologic millieu.
    Cytodiagnosis of ascitic fluid represents the cell population from a much larger representative area than that obtained from needle biopsy [5]..

  • What is pleural fluid cytology?

    A cytology exam of pleural fluid is a laboratory test to detect cancer cells and certain other cells in the fluid from the area that surrounds the lungs.
    This area is called the pleural space.
    Cytology means the study of cells..

  • What is the normal cytology of peritoneal fluid?

    Normal peritoneal fluid has a clear, colorless to light yellow appearance.
    When a strangulating lesion is present, there is movement of protein followed by red blood cells and finally leukocytes into the peritoneal cavity.
    This results in the peritoneal fluid becoming turbid and red to brown..

Nov 16, 2021The international system for reporting serous fluid cytopathology standardized the way to report cytopathology diagnoses of serous fluids, 

Can peritoneal inclusion cysts recur after incomplete excision?

The gross and microscopic findings are most consistent with a diagnosis of multiloculated peritoneal inclusion cyst (previously termed multicystic mesothelioma).
Although peritoneal inclusion cysts are generally regarded as benign, local recurrence has been documented in up to 50% of cases.
Recurrence is more common after incomplete excision.

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How is peritoneal fluid diagnosed?

Cytologic analysis of peritoneal fluid, though this is not entirely sensitive Definitive diagnosis is most commonly based on histologic analysis of surgical specimen from laparoscopic / open or core needle biopsy .

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How is peritoneal mucinous neoplasia graded?

A.
Destructive invasion.
The WHO (5th edition) recommends a 3 tier system for grading peritoneal disease of primary appendiceal mucinous neoplasia (grade 1 - 3).
The grade of peritoneal disease has prognostic significance and guides therapeutic interventions.
Hypocellular deposits with low grade cytology is classified as grade 1.

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Is peritoneal inclusion cyst ER & PR a symptom of mesothelioma?

Answer C is incorrect as ER and PR expression are rarely seen in peritoneal inclusion cysts.
Answer D is incorrect as peritoneal inclusion cysts lack destructive invasion of underlying tissues.
The presence of destructive invasion is consistent with a diagnosis of mesothelioma.


Categories

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