Received Jun 17, 2025
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| COVID19 | COVID19 (COVID19 (PFIZER-BIONTECH)) | PFIZER\BIONTECH | 1 | — | — |
new diagnosis of left bundle branch block; This is a spontaneous report received from a Nurse, Program ID. A 74-year-old female patient received BNT162b2 omicron (kp.2) (COMIRNATY (2024-2025 FORMULA)), as dose 1, single (Batch/Lot number: unknown) for covid-19 immunisation. The patient's relevant medical history included: "COVID-19 infections" (unspecified if ongoing). The patient's concomitant medications were not reported. Vaccination history included: Pfizer covid vaccine (DOSE 1, SINGLE), for COVID-19 immunisation; Pfizer covid vaccine (DOSE 2, SINGLE), for COVID-19 immunisation. The following information was reported: BUNDLE BRANCH BLOCK LEFT (non-serious), outcome "unknown", described as "new diagnosis of left bundle branch block". Relevant laboratory tests and procedures are available in the appropriate section. Additional information: Caller is an RN and calling one behalf of herself asking medical question regarding a new diagnosis of left bundle branch block (LBBB). She expresses concern about the possible causes, particularly in relation to her history of COVID-19 infections (four lab-confirmed cases since 2019) and having received three doses of the Pfizer COVID vaccine. She clarifies that she is not blaming the vaccine but is trying to understand if there is any known link between LBBB and either getting COVID-19 or Pfizer Covid vaccine. She notes that she is otherwise cardiovascularly healthy, with no plaque buildup or evidence of infarct in short Asymptomatic, and this is the first time LBBB has appeared on her EKG. The information on the batch/lot number for BNT162b2 omicron (kp.2) will be requested and submitted if and when received.
Medical History/Concurrent Conditions: COVID-19
Test Name: EKG; Result Unstructured Data: Test Result:left bundle branch block (LBBB)