Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector7653910.17816/kazmj76539Research ArticleUse of retroplacental blood to detect syphilis Klee and Hofmann (Monat, f. Geb. u. Gyn., Bd. LXH)GruzdevV.info@eco-vector.com150519242044314312407202124072021Copyright © 2021, Gruzdev V.2021<p>Klee and Hofmann (Monat, f. Geb. u. Gyn., Bd. LXH) found that retroplacental blood in women in labor is quite suitable for producing Wassermann's reaction with it. However, the authors consider a positive result of a reaction with this blood insufficient for the diagnosis of syphilis it should only arouse suspicions about the presence of lues, the diagnosis of which should be verified in such cases by all other means.</p>Kazan Medical archiveКазанский медицинский архив