Received May 7, 2026
Reports are unverified and do not show that a vaccine caused an event. Full disclaimer
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| DTAP | DTAP (INFANRIX) | GLAXOSMITHKLINE BIOLOGICALS | 2 | M4ZE7 | IM / LL |
| HIBV | HIB (PEDVAXHIB) | MERCK & CO. INC. | 3 | Z004970 | IM / LL |
Patient developed a hematoma to the left thigh after receiving vaccines on 1/29/2026. The hematoma increased in size over the course of 1 2 months. It did not cause any mobility restrictions, but the patient did not like for it to be touched. She was seen back in the office on 4/16/26 and referred to Pediatric Surgery for further evaluation. Patient developed a hematoma to the left thigh after receiving vaccines on 1/29/2026. The hematoma increased in size over the course of 1 2 months. It did not cause any mobility restrictions, but the patient did not like for it to be touched. She was seen back in the office on 4/16/26 and referred to Pediatric Surgery for further evaluation.
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An ultrasound was performed, and the findings showed a subcutaneous complex fluid collection over the left thigh measuring 3.4 x 1.5 x 3.3 cm, consistent with a sterile abscess at the vaccination site. The patient underwent surgery on 4/28/26 for abscess drainage. Cultures came back with no organisms present, which is consistent with a sterile abscess.