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Vaginal cytology is a microscopic examination of cells from the vaginal epithelium.In veterinary medicine, it helps differentiate the stages of the mammalian estrous cycle because the vaginal epithelium changes in response to sex hormone levels; practically, it is used to distinguish when a female canine is at a particular point in the estrous cycle. [1]
Illustration of venereal granulomata on a dog's penis. A canine transmissible venereal tumor (CTVT), also known as a transmissible venereal tumor (TVT), canine transmissible venereal sarcoma (CTVS), sticker tumor and infectious sarcoma, is a histiocytic tumor of the external genitalia of the dog and other canines, and is transmitted from animal to animal during mating.
[1] [2] [3] The Papanicolaou stain is one of the most widely used stains in cytology, [1] where it is used to aid pathologists in making a diagnosis. Although most notable for its use in the detection of cervical cancer in the Pap test or Pap smear, it is also used to stain non- gynecological specimen preparations from a variety of bodily ...
Webb was born February 21, 1923, in Mobile, Alabama, to Cattie Lee Avant Johnson, and Bibb Garden Johnson. She earned a BS from Tuskegee Institute in 1943 and her Doctor of Veterinary Medicine (DVM) in 1949 from the Tuskegee Institute (now University) School of Veterinary Medicine. [1]
On cytology, C. fetus is a gram-negative rod, though may present coccoid under suboptimal conditions. [11] [12] A distinguishing feature of C. fetus is the "S-shape" of the rod, resembling thin, helical spirochaetes. C. fetus can be a highly motile organism by means of a single, unsheathed flagellum. [1]
Mammary tumor in a dog. A mammary tumor is a neoplasm originating in the mammary gland.It is a common finding in older female dogs and cats that are not spayed, but they are found in other animals as well.
Extracellular substances, such as free mucin, colloid, and ground substance, are also easily stained, and appear metachromatic. Major applications include blood smears , bone marrow aspirates, semen analysis and cytology of various body fluids including urine and cerebrospinal fluid .
The field of radiology has undergone the digital transformation almost 15 years ago, not because radiology is more advanced, but there are fundamental differences between digital images in radiology and digital pathology: The image source in radiology is the (alive) patient, and today in most cases, the image is even primarily captured in ...