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The Frei test was developed in 1925 by Wilhelm Siegmund Frei, a German dermatologist, to identify lymphogranuloma venereum. Antigen made from sterile pus aspirated from previously unruptured abscesses , produced a reaction in patients with lymphogranuloma venereum when injected intradermally.
Lymphogranuloma venereum (LGV; also known as climatic bubo, [1] Durand–Nicolas–Favre disease, [1] poradenitis inguinale, [1] lymphogranuloma inguinale, and strumous bubo) [1] is a sexually transmitted infection caused by the invasive serovars L1, L2, L2a, L2b, or L3 of Chlamydia trachomatis. [2] LGV is primarily an infection of lymphatics ...
All cancer screening tests generate both false-positive and false-negative results, with a tendency to yield more false positives. [10] False-negative tests may provide a false sense of reassurance, possibly leading to a bad prognosis if the cancer is diagnosed at a later stage, despite the utilization of surgeries, therapies, and other treatments.
A 5-minute test can estimate your odds of developing breast cancer—but not if you’re biracial Merck-AstraZeneca breast cancer drug reduces risk of death by 28% in patients diagnosed early ...
The chemotherapy drug 5-FU can be toxic to some people with cancer. A quick, cheap test can show if chemo is safe for a patient, but few doctors order it.
A new study suggests that omega-3 and vitamin D supplements, when combined with regular exercise, may help slow biological aging by several months over a 3-year period.. Researchers analysed data ...
Grading in cancer is distinguished from staging, which is a measure of the extent to which the cancer has spread. Pathology grading systems classify the microscopic cell appearance abnormality and deviations in their rate of growth with the goal of predicting developments at tissue level (see also the 4 major histological changes in dysplasia ).
The triple test score is a diagnostic tool for examining potentially cancerous breasts. Diagnostic accuracy of the triple test score is nearly 100%. Scoring includes using the procedures of physical examination, mammography and needle biopsy. If the results of a triple test score are greater than five, an excisional biopsy is indicated. [1]