If a patient has hives with no other systemic symptoms ... An amoxicillin rash that is not caused by an allergic reaction is ...

To date, only three patients have been reported to develop systemic allergic reactions to PFO occluders without apparent rash but with positive patch-test results. [95–97] Each of these patients ...

Beyond skin rashes that can develop, exposure to the sun can cause ... In addition to worsening of skin lupus lesions, many patients also experience more generalized skin or systemic reactions to ...

Of 38 patch-test reactions, 15 (39% ... patients with a history of a maculopapular rash (6 of 13) showed a positive reaction to at least one systemic antibiotic on patch testing.