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Difference between revisions of "Haematopathology"
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→Lymphoma classification: +table
m (→Normal lymph node: rm repeat) |
(→Lymphoma classification: +table) |
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| Line 59: | Line 59: | ||
*Chronic lymphoid leukemia (CLL) - relatively good prognosis. | *Chronic lymphoid leukemia (CLL) - relatively good prognosis. | ||
=== | ===Histologic classification=== | ||
#"Size". | |||
#Nodularity. | |||
===="Size"==== | |||
*The single most important factor for classifying lymphomas. | |||
*Not really based on size. | |||
{| class="wikitable" | |||
| | |||
| "Large" | |||
| "Small" | |||
| Utility | |||
|- | |||
| Nucleoli | |||
| present | |||
| absent | |||
| most discriminative | |||
|- | |||
| Size | |||
| >2x RBC dia. | |||
| <2x RBC dia. | |||
| moderate | |||
|- | |||
| Chromatin pattern | |||
| "open" (pale) | |||
| "closed" | |||
| moderate/minimal | |||
|- | |||
| Cytoplasm | |||
| mold-minimal <br>basophilic cytoplasm | |||
| scant cytoplasm | |||
| minimal | |||
|} | |||
===Histologic terms=== | |||
*Lymphomas = cells look discohesive, may be difficult to differentiate from poor differentiated carcinoma. | *Lymphomas = cells look discohesive, may be difficult to differentiate from poor differentiated carcinoma. | ||
*Auer rods = Acute myeloid leukemia. | *Auer rods = Acute myeloid leukemia. | ||