![Yale Cytopathology on X: "Collagen balls are spherical masses of collagen surrounded by benign, flattened mesothelial cells. They are mostly seen in pelvic washing specimens. #cytopath #cytology https://t.co/gfwyIoU1Vb" / X Yale Cytopathology on X: "Collagen balls are spherical masses of collagen surrounded by benign, flattened mesothelial cells. They are mostly seen in pelvic washing specimens. #cytopath #cytology https://t.co/gfwyIoU1Vb" / X](https://pbs.twimg.com/media/FQFy6iYWUAM3Bwh.jpg)
Yale Cytopathology on X: "Collagen balls are spherical masses of collagen surrounded by benign, flattened mesothelial cells. They are mostly seen in pelvic washing specimens. #cytopath #cytology https://t.co/gfwyIoU1Vb" / X
Pelvic washing cytology of ovarian Sertoliâ•'Leydigâ•'cell tumor with retiform pattern: A case report
![Introduction to the second edition of 'Diagnostic Cytopathology of Serous Fluids' as CytoJournal Monograph (CMAS) in Open Access - CytoJournal Introduction to the second edition of 'Diagnostic Cytopathology of Serous Fluids' as CytoJournal Monograph (CMAS) in Open Access - CytoJournal](https://cytojournal.com/content/105/2021/18/1/img/Cytojournal-18-30-g017.png)
Introduction to the second edition of 'Diagnostic Cytopathology of Serous Fluids' as CytoJournal Monograph (CMAS) in Open Access - CytoJournal
![Collagen ball. Note the bland mesothelial cell nuclei arranged around a... | Download Scientific Diagram Collagen ball. Note the bland mesothelial cell nuclei arranged around a... | Download Scientific Diagram](https://www.researchgate.net/profile/Paul-Shield/publication/8541765/figure/fig13/AS:272684600786962@1442024483321/A-grouping-of-cells-from-an-ovarian-serous-borderline-tumour-Note-the-uniform_Q320.jpg)
Collagen ball. Note the bland mesothelial cell nuclei arranged around a... | Download Scientific Diagram
![Maren Y. Fuller, MD on X: "Pelvic washing with "collagen ball" ➡️ don't mistake for neoplasm or malignancy! #pathboards #pitfall #cytology #cytopath #cytolove🔬❤ https://t.co/DKBB89IEJz" / X Maren Y. Fuller, MD on X: "Pelvic washing with "collagen ball" ➡️ don't mistake for neoplasm or malignancy! #pathboards #pitfall #cytology #cytopath #cytolove🔬❤ https://t.co/DKBB89IEJz" / X](https://pbs.twimg.com/media/C62DlarU8AE-oWI.jpg)
Maren Y. Fuller, MD on X: "Pelvic washing with "collagen ball" ➡️ don't mistake for neoplasm or malignancy! #pathboards #pitfall #cytology #cytopath #cytolove🔬❤ https://t.co/DKBB89IEJz" / X
Pathology Discussion Forum - collagen balls: Spherical masses of collagen surrounded by benign, flattened mesothelial cells, known as collagen balls, are seen in up to 50% of peritoneal washings.Aqua in color with
Güliz Akdaş Barkan on X: "Beautiful collagen balls! Here's a trivia question for cytology lovers: Who described them and when?" / X
![Collagen ball. Note the bland mesothelial cell nuclei arranged around a... | Download Scientific Diagram Collagen ball. Note the bland mesothelial cell nuclei arranged around a... | Download Scientific Diagram](https://www.researchgate.net/profile/Paul-Shield/publication/8541765/figure/fig15/AS:272685330595845@1442024657109/Sheet-of-mesothelial-cells-Note-that-although-variation-in-nuclear-size-is-apparent_Q320.jpg)
Collagen ball. Note the bland mesothelial cell nuclei arranged around a... | Download Scientific Diagram
![Syed Z. Ali on X: "The Good (collagen ball on the left), the bad (malignant cell to the right) and the Ugly (pleomorphic tumor giant cell) from today's signout - Abdominal Washing, Syed Z. Ali on X: "The Good (collagen ball on the left), the bad (malignant cell to the right) and the Ugly (pleomorphic tumor giant cell) from today's signout - Abdominal Washing,](https://pbs.twimg.com/media/FnLJf7RaYAA-kPf.jpg:large)