In one study, seven patients (26%) presenting with foot drop had had recent IM injections in the buttock. An additional 20 patients (74%) presented much later (Fatunde & Familusi, 2001).
Results—Among children, 5.5% of injections were intramuscular (IM) and 0.5% were intradermal, while in adults, the incidence was 1.3 and 0.6%, respectively. The frequency of IM injections was ...