“…However diverse triggering factors have been reported in the literature, which include trauma, varicella, immobilization, Bacillus Calmette-Guérin (BCG), vaccinations for measles-mumps-rubella (MMR), diph-theria-pertussis-tetanus (DPT), and tetanus, injections of vitamin K and vitamin B12, previous radiotherapy, and melphalan limb perfusion. Similarly, LSA has been reported after radiotherapy, trauma, mastectomy, and welding sparks (3)(4)(5). However, in our case the combined morphea and LSA occurred at the site of an intramuscular drug injection (the nature of which could not be identified) in the deltoid region.…”