Sex hormone allergy: clinical aspects, causes and therapeutic strategies – Update and secondary publication

Table 1 Local hypersensitivity reactions upon intradermal skin testing with estrogen and progesterone in patients with early recurrent pregnancy loss compared to healthy controls [18, 19]

Study	Itsekson AM et al. Am J Reprod Immunol. 2007 [19]		Ellaithy MI et al. J Reprod Immunol. 2013 [18]
Study	patients	controls	patients	controls
Estrogen hypersensitivity	23	0	32	0
Progesterone hypersensitivity	20	0	34	0
Combined hypersensitivity	17	0	26	0
No hypersensitivity	3	10	7	12
Total numbers patients/control	29	10	47	12

ISSN: 1939-4551