Syphilis attacks the pharynx like any other organ, and cases have been reported in which the initial lesion was found in the upper pharynx, the infection, being communicated by means of the Eustachian catheter. In the secondary stage syphilis attacks the pharynx as a result of a specific erythema, which from the soft palate and the tonsils spreads to the surface, and sometimes it produces a catarrhal inflammation without characteristic specific symptoms. Mucous patches which we so frequently meet with on the tonsils, faucial pillars and soft palate, very rarely are found on the wall of the pharynx. Zeissler never saw a mucous patch on the pharynx, and in my experience I do not remember to have seen mucous patches on this region.
Ulcerative syphilid affects the pharynx at an advanced secondary period. As the affection is not a common one, I find it worthy to be submitted to your
RAVOGLI A. ULCERATIVE SYPHILID OF THE PHARYNX.. JAMA. 1896;XXVI(3):102-104. doi:10.1001/jama.1896.02430550004002a