case_images: PMC10959582_01
case_images: (a) First-day post ceftriaxone administration with a new hyperpigmented reddish lesion (7 x 11 cm) with a central old brownish lesion (4 x 8 cm), (b) same day with a closer view for new fixed drug eruption (blue arrow) and old central eruption (red arrow), (c) two days after the onset with gradual resolving of the new lesion with central brownish linear streaks, and (d) three weeks after onset, the lesion cleared leaving residual old hyperpigmentation.
case_images: CRIDM2024-9975455.001.jpg
case_images: PMC10959582_01_CRIDM2024-9975455.001.jpg
case_images: fig1
case_images: On examination, a solitary well-defined erythematous oval patch with a brownish center, approximately 7 x 11 cm, was found on the left lateral side of the patient's back, which was formed on top of a previous hyperpigmented lesion (4 x 8 cm) (Figures 1(a) and 1(b)). Two days later, the lesion became pale and brownish linear stripes appeared, and as the surrounding erythema disappeared, the size became approximately 7 x 5 cm (Figure 1(c)). Three weeks after the onset of the lesion, the lesion disappeared (Figure 1(d)).