ring

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Ring

A place on an exchange assigned for the trading of certain commodities, futures, or options. It is also called a pit or a trading pit.

ring

See pit.
References in periodicals archive ?
Comparing the respective signet ring cell carcinoma to the high-grade non-signet cell rectal carcinoma the five year survival rates are nearly equal.
In fact, certain histologic appearance can be similar to the signet ring cell, such as vacuolated lymphocytes and altered smooth muscle cells after radiotherapy or hormone therapy.
It is important to be aware of it in practice, as it can simulate a signet ring cell carcinoma or a GIST with prominent myxoid change, particularly on small biopsy specimens.
The tumor was composed of well-formed glands containing abundant mucin and signet ring cells.
The distribution of histologic types was adenocarcinoma in 13 (46%), mucinous adenocarcinoma in 5 (18%), signet ring cell carcinoma in 2 (7%), lymphoma in 2 (7%), and unspecified carcinoma in 1 (4%).
Melissa, 33, has stage four signet ring cell appendix cancer - also known as pseudomyxoma peritonei - as well as bowel, ovarian and peritoneal cancer, leaving her needing extensive surgery and chemotherapy.
A key delineation in our case involved the differentiation between lipoid cell UC and signet ring cell carcinoma (SRC).
But just weeks later Melissa's world was turned upside down when she was diagnosed with stage four signet ring cell appendix cancer, also known as psuedomyxoma peritonei (PMP), which affects just one in three million people.
Based on the morphology they are classified as follows: colonic (enteric) type, adenocarcinoma not otherwise specified, mucinous, signet ring cell (SRC), clear cell type, hepatoid, and mixed forms.
Melissa was diagnosed with stage four signet ring cell appendix cancer.
In addition, the vacuolated tumor cells of secretory carcinoma may sometimes mimic signet ring cell carcinoma (Figure 3, B).
4] Recent publications have suggested that the extent of signet ring cell expression within the adenocarcinoma may be associated with worsening survival.