| 释义 |
Unna stain Un·na stain (ūn'ah), 1. an alkaline methylene blue stain for plasma cells; 2. a polychrome methylene blue stain with which mast cells are stained red (metachromatic). Un·na stain (ū'nă stān) 1. An alkaline methylene blue stain for plasma cells. 2. A polychrome methylene blue stain with which mast cells stain red (metachromatic). Unna, Paul Gerson, German dermatologist and staining expert, 1850-1929. Unna disease - Synonym(s): seborrheic dermatitisUnna mark - a pale vascular birthmark found on the nape of the neck in 25% to 50% of normal persons. Synonym(s): nape nevusUnna stain - an alkaline methylene blue stain for plasma cells.Unna syndrome - Synonym(s): seborrheic dermatitisUnna-Pappenheim stain - a contrast stain used to detect RNA and DNA in tissue sections; used to demonstrate plasma cells during chronic inflammation.Unna-Taenzer stain - Synonym(s): Taenzer stainUnna-Thost syndrome - uniform keratoderma of the palms and soles, usually presenting in the first six months of life. |