From the 6/27/2025 release of VAERS data:

Found 962 cases where Age is 12-or-more-and-under-17 and Vaccine is COVID19 and Manufacturer is PFIZER/BIONTECH and Symptom is Myocarditis or Pericarditis

Government Disclaimer on use of this data

Table

Age	Count	Percent
6-17 Years	962	100%
TOTAL	962	100%

Case Details

This is page 1 out of 97

Result pages: 1 2 3 4 5 6 7 8 9 10   next

VAERS ID: 1071409 (history)   Form: Version 2.0   Age: 16.0   Sex: Male   Location: California   Vaccinated: 2021-02-21 Onset: 2021-02-24    Days after vaccination: 3 Submitted: 0000-00-00 Entered: 2021-03-04 Vaccin­ation / Manu­facturer Lot / Dose Site / Route COVID19: COVID19 (COVID19 (PFIZER-BIONTECH)) / PFIZER/BIONTECH - / 2 UN / IM Administered by: Other       Purchased by: ? Symptoms: Abdominal pain upper, Blood creatine phosphokinase MB increased, Chest pain, Echocardiogram normal, Electrocardiogram ST segment elevation, Headache, Pericarditis, Pyrexia, Troponin T increased, Troponin increased SMQs:, Acute pancreatitis (broad), Neuroleptic malignant syndrome (broad), Systemic lupus erythematosus (broad), Myocardial infarction (narrow), Anticholinergic syndrome (broad), Gastrointestinal nonspecific symptoms and therapeutic procedures (narrow), Cardiomyopathy (broad), Chronic kidney disease (broad), Drug reaction with eosinophilia and systemic symptoms syndrome (broad), Immune-mediated/autoimmune disorders (broad), Noninfectious myocarditis/pericarditis (narrow) Life Threatening? Yes Birth Defect? No Died? No Permanent Disability? Yes Recovered? No Office Visit? Yes ER Visit? No ER or Doctor Visit? Yes Hospitalized? Yes, 4 days Extended hospital stay? No Previous Vaccinations: Other Medications: none Current Illness: none Preexisting Conditions: obesity Allergies: none Diagnostic Lab Data: The patient was found to have significantly elevated Troponins and elevated CKMB. His troponin and CKMB down trended during his admission. Echocardiogram was performed to show no significant abnormalities. EKG changes noted were diffuse ST segment elevations, which persisted throughout his entire hospital stay. Troponin T Latest Ref Range: <=0.03 ng/mL 2/25/2021 03:33 : 2.54 (H) 2/25/2021 10:10 : 2.92 (H) 2/25/2021 17:55 : 3.38 (H) 2/26/2021 03:15 : 3.27 (H) 2/26/2021 10:15 : 2.57 (H) 2/26/2021 17:56 : 2.39 (H) 2/27/2021 02:00 : 2.01 (H) 2/27/2021 10:45: 2.02 (H) CKMB Latest Ref Range: 0.0 - 7.5 ng/mL 2/25/2021 03:33 - 123.4 (H) 2/25/2021 10:10 - 104.1 (H) 2/25/2021 17:55 - 63.7 (H) 2/26/2021 03:15 - 25.9 (H) 2/26/2021 10:15 - 17.3 (H) 2/26/2021 17:56 - 9.7 (H) 2/27/2021 02:00 - 5.8 2/27/2021 10:45 - 4.9 Echo 2/25 1. This was a technically difficult study, possibly affecting interpretation. 2. Normal segmental cardiac anatomy. 3. Normal right ventricular systolic shortening. 4. Left ventricular systolic function was low normal. 5. No evidence of elevated pulmonary artery pressure ECG 2/25 Normal sinus rhythm Low voltage QRS, consider pulmonary disease, pericardial effusion, or normal variant ST elevation consider inferolateral injury or acute infarct ** ** ACUTE MI / STEMI ** ** Abnormal ECG ECG: 2/26 Normal sinus rhythm Low voltage QRS, consider pulmonary disease, pericardial effusion, or normal variant ST elevation consider lateral injury or acute infarct ** ** ACUTE MI / STEMI ** ** Abnormal ECG CDC Split Type: Write-up: Since receiving his second dose of COVID-19 vaccine (Pfizer) on Sunday 2/21 he has had fever (tmax 103.0 F), headache, and stomach ache. His fever started on 2/21 and had persisted through 2/24. He woke up from a nap on 2/24 in the afternoon at 1600 had onset of severe chest pain. Then reoccurring multiple times throughout the evening. He was taken to a local hospital and the transferred to another hospital for higher level of care. Pediatric cardiology was consulted and treatment was started for suspected atypical pericarditis with colchicine 0.6mg BID and ibuprofen 600mg QID w/ famotidine 40mg QDay. His chest pain resolved the day of admission, even prior to starting treatment. Patient was discharged in clinically stable condition to follow up with pediatric cardiology in 2 weeks as outpatient.

VAERS ID: 1122880 (history)   Form: Version 2.0   Age: 16.0   Sex: Male   Location: Foreign   Vaccinated: 2021-02-23 Onset: 2021-02-25    Days after vaccination: 2 Submitted: 0000-00-00 Entered: 2021-03-22 Vaccin­ation / Manu­facturer Lot / Dose Site / Route COVID19: COVID19 (COVID19 (PFIZER-BIONTECH)) / PFIZER/BIONTECH - / 2 - / - Administered by: Other       Purchased by: ? Symptoms: Chest pain, Electrocardiogram, Electrocardiogram abnormal, Myocarditis, SARS-CoV-2 test SMQs:, Arrhythmia related investigations, signs and symptoms (broad), Gastrointestinal nonspecific symptoms and therapeutic procedures (broad), Cardiomyopathy (broad), Drug reaction with eosinophilia and systemic symptoms syndrome (broad), Immune-mediated/autoimmune disorders (broad), COVID-19 (broad), Noninfectious myocarditis/pericarditis (narrow) Life Threatening? No Birth Defect? No Died? No Permanent Disability? No Recovered? No Office Visit? No ER Visit? No ER or Doctor Visit? No Hospitalized? Yes, 6 days Extended hospital stay? No Previous Vaccinations: Other Medications: Current Illness: Preexisting Conditions: Allergies: Diagnostic Lab Data: Test Name: ECG; Result Unstructured Data: Test Result:bad; Test Name: test for COVID-19; Result Unstructured Data: Test Result:unknown CDC Split Type: ILPFIZER INC2021236602 Write-up: had pain in the chest, bad electrocardiogram (ECG) and was in the hospital for a week. 'MioKarditis' call for details; had pain in the chest, bad electrocardiogram (ECG) and was in the hospital for a week. 'MioKarditis' call for details; had pain in the chest, bad electrocardiogram (ECG) and was in the hospital for a week. 'MioKarditis' call for details; This is a spontaneous report from a contactable consumer. A 16-years-old male patient received the second dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, lot number and expiration date unknown), via an unspecified route of administration on 23Feb2021 as a single dose for COVID-19 immunization. The patient's medical history and concomitant medications were not reported. The patient had no allergies to medications, food, or other products. The patient previously received the first dose of BNT162B2 in Jan2021 for COVID-19 immunization. The patient did not receive any other vaccines within 4 weeks prior to the COVID vaccine and no other medication was received within 2 weeks of vaccination. Prior to vaccination, the patient was not diagnosed with COVID-19. On 25Feb2021, the patient had pain in the chest, bad electrocardiogram (ECG) and was in the hospital for a week. It was also reported that the patient had myocarditis ("MioKarditis") on 25Feb2021. The patient was hospitalized for 6 days. Treatment received for the adverse events included Colcizin. The patient has been tested for COVID-19 since the vaccination; results unknown. The patient underwent lab tests and procedures which included electrocardiogram (ECG): bad on an unknown date. The events had not resolved. Information on the batch/lot number has been requested.

VAERS ID: 1225732 (history)   Form: Version 2.0   Age: 16.0   Sex: Male   Location: Virginia   Vaccinated: 2021-04-15 Onset: 2021-04-16    Days after vaccination: 1 Submitted: 0000-00-00 Entered: 2021-04-18 Vaccin­ation / Manu­facturer Lot / Dose Site / Route COVID19: COVID19 (COVID19 (PFIZER-BIONTECH)) / PFIZER/BIONTECH EP7534 / 1 UN / IM COVID19: COVID19 (COVID19 (PFIZER-BIONTECH)) / PFIZER/BIONTECH EN10162 / 2 UN / IM Administered by: Private       Purchased by: ? Symptoms: Blood creatinine normal, Blood urea normal, Chest pain, Fibrin D dimer increased, Haematocrit normal, Haemoglobin normal, Headache, Left ventricular dysfunction, Lymphocyte percentage decreased, Malaise, Monocyte percentage increased, Myalgia, Myocarditis, Neutrophil percentage increased, Platelet count normal, Pyrexia, SARS-CoV-2 test negative, Troponin I increased, White blood cell count increased SMQs:, Rhabdomyolysis/myopathy (broad), Cardiac failure (broad), Haematopoietic leukopenia (broad), Haemorrhage laboratory terms (broad), Neuroleptic malignant syndrome (broad), Myocardial infarction (narrow), Anticholinergic syndrome (broad), Gastrointestinal nonspecific symptoms and therapeutic procedures (broad), Cardiomyopathy (broad), Eosinophilic pneumonia (broad), Tendinopathies and ligament disorders (broad), Drug reaction with eosinophilia and systemic symptoms syndrome (narrow), Immune-mediated/autoimmune disorders (broad), COVID-19 (broad), Noninfectious myocarditis/pericarditis (narrow) Life Threatening? No Birth Defect? No Died? No Permanent Disability? No Recovered? No Office Visit? No ER Visit? No ER or Doctor Visit? Yes Hospitalized? Yes, ? days Extended hospital stay? No Previous Vaccinations: Other Medications: Multivitamin, Vitamin B12, and vitamin D Current Illness: Had transient nausea and emesis following consumption of rare-cooked meat in early February, otherwise was well Preexisting Conditions: Anxiety, depression, vitamin deficiency Allergies: None Diagnostic Lab Data: 4/18/21: WBC 13, Hgb 15, Hct 44, Plt count 298. 73% neutrophils, 17% lymphocytes, 9% monocytes. BUN 14, Creatinine 1. Troponin I 1.58 ng/mL. D-dimer 0.91 microg/mL. SARS-coronavirus 2 PCR from NP sampling negative. CDC Split Type: Write-up: On 4/16/21, the day after receipt of the second SARS-CoV-2 vaccine the patient developed new headache, fever, malaise, and myalagias. on 4/17/21 the patient then developed chest pain which worsened over time and lead to diagnosis of myocarditis with decreased left ventricle function of 44-47% and with troponin I of 1.58 ng/mL.

VAERS ID: 1238456 (history)   Form: Version 2.0   Age: 16.0   Sex: Male   Location: North Carolina   Vaccinated: 2021-04-16 Onset: 2021-04-16    Days after vaccination: 0 Submitted: 0000-00-00 Entered: 2021-04-21 Vaccin­ation / Manu­facturer Lot / Dose Site / Route COVID19: COVID19 (COVID19 (PFIZER-BIONTECH)) / PFIZER/BIONTECH ER8729 / 1 RA / IM Administered by: Private       Purchased by: ? Symptoms: Brain natriuretic peptide increased, C-reactive protein increased, Chest pain, Echocardiogram normal, Electrocardiogram ST segment elevation, Electrocardiogram abnormal, Magnetic resonance imaging heart, Myocarditis, Troponin increased SMQs:, Cardiac failure (broad), Myocardial infarction (narrow), Arrhythmia related investigations, signs and symptoms (broad), Pulmonary hypertension (broad), Gastrointestinal nonspecific symptoms and therapeutic procedures (broad), Cardiomyopathy (broad), Drug reaction with eosinophilia and systemic symptoms syndrome (broad), Immune-mediated/autoimmune disorders (broad), Noninfectious myocarditis/pericarditis (narrow) Life Threatening? No Birth Defect? No Died? No Permanent Disability? No Recovered? No Office Visit? Yes ER Visit? No ER or Doctor Visit? Yes Hospitalized? Yes, 5 days Extended hospital stay? No Previous Vaccinations: Other Medications: Albuterol Current Illness: None. Preexisting Conditions: Asthma. Allergies: None. Diagnostic Lab Data: 4/18 labs: troponin 9.46 (normal 0 - 0.034ng/mL), CRP 29.9 (normal 0-10mg/L), pro-BNP 547 (normal 0-93pg/mL) - EKG: diffuse ST segment elevation - Echocardiogram: low normal left ventricular systolic function (ejection fraction = 58%) 4/19: troponin 16.7, CRP 40.3, pro-BNP 1,140 4/21: troponin 2.34, CRP 15.5, pro-BNP 630 - Cardiac MRI pending CDC Split Type: Write-up: Presented with chest pain, found to have diffuse ST elevation, elevated troponin/CRP/pro-BNP and echo concerning for low normal left ventricular systolic function. Ultimately diagnosed with myopericarditis.

VAERS ID: 1256179 (history)   Form: Version 2.0   Age: 16.0   Sex: Male   Location: Unknown   Vaccinated: 2021-04-21 Onset: 2021-04-23    Days after vaccination: 2 Submitted: 0000-00-00 Entered: 2021-04-25 Vaccin­ation / Manu­facturer Lot / Dose Site / Route COVID19: COVID19 (COVID19 (PFIZER-BIONTECH)) / PFIZER/BIONTECH - / 2 - / SYR Administered by: Private       Purchased by: ? Symptoms: Chest pain, Dyspnoea, Myocarditis, Nausea SMQs:, Anaphylactic reaction (broad), Acute pancreatitis (broad), Acute central respiratory depression (broad), Pulmonary hypertension (broad), Gastrointestinal nonspecific symptoms and therapeutic procedures (narrow), Cardiomyopathy (broad), Drug reaction with eosinophilia and systemic symptoms syndrome (broad), Immune-mediated/autoimmune disorders (broad), Noninfectious myocarditis/pericarditis (narrow) Life Threatening? No Birth Defect? No Died? No Permanent Disability? No Recovered? Yes Office Visit? Yes ER Visit? No ER or Doctor Visit? No Hospitalized? Yes, ? days Extended hospital stay? No Previous Vaccinations: Other Medications: None Current Illness: None Preexisting Conditions: Allergies: None Diagnostic Lab Data: CDC Split Type: Write-up: Myopericarditis 48 hours after 2nd dose of Pfizer vaccine with chest pain, shortness of breath, and nausea.

VAERS ID: 1257935 (history)   (follow-up: 1)   Form: Version 2.0   Age: 16.0   Sex: Male   Location: Virginia   Vaccinated: 2021-04-21 Onset: 2021-04-22    Days after vaccination: 1 Submitted: 0000-00-00 Entered: 2021-04-26 Vaccin­ation / Manu­facturer Lot / Dose Site / Route COVID19: COVID19 (COVID19 (PFIZER-BIONTECH)) / PFIZER/BIONTECH EP7533 / 2 LA / IM Administered by: Private       Purchased by: ? Symptoms: Echocardiogram, Electrocardiogram, Myocarditis, Troponin I increased SMQs:, Myocardial infarction (narrow), Cardiomyopathy (broad), Drug reaction with eosinophilia and systemic symptoms syndrome (broad), Immune-mediated/autoimmune disorders (broad), Noninfectious myocarditis/pericarditis (narrow) Life Threatening? No Birth Defect? No Died? No Permanent Disability? No Recovered? Yes Office Visit? No ER Visit? No ER or Doctor Visit? No Hospitalized? No Previous Vaccinations: Other Medications: none Current Illness: cough a few days prior to illness. Preexisting Conditions: NA Allergies: pine needles Diagnostic Lab Data: troponin elevated on 4/25, downtrending. CDC Split Type: Write-up: myocarditis. Positive troponin, downtrended. Neg EKG , echo.

VAERS ID: 1262194 (history)   (follow-up: 1)   Form: Version 2.0   Age: 16.0   Sex: Male   Location: Iowa   Vaccinated: 2021-04-22 Onset: 2021-04-24    Days after vaccination: 2 Submitted: 0000-00-00 Entered: 2021-04-27 Vaccin­ation / Manu­facturer Lot / Dose Site / Route COVID19: COVID19 (COVID19 (PFIZER-BIONTECH)) / PFIZER/BIONTECH EW0162 / 2 UN / IM Administered by: Private       Purchased by: ? Symptoms: Chest pain, Myocarditis, Troponin SMQs:, Gastrointestinal nonspecific symptoms and therapeutic procedures (broad), Cardiomyopathy (broad), Drug reaction with eosinophilia and systemic symptoms syndrome (broad), Immune-mediated/autoimmune disorders (broad), Noninfectious myocarditis/pericarditis (narrow) Life Threatening? No Birth Defect? No Died? No Permanent Disability? No Recovered? No Office Visit? No ER Visit? No ER or Doctor Visit? No Hospitalized? Yes, ? days Extended hospital stay? No Previous Vaccinations: Other Medications: Current Illness: Preexisting Conditions: Allergies: Diagnostic Lab Data: Troponin 1500 CDC Split Type: Write-up: Patient received vaccination on 4/22 and started developing chest pain on 4/24. patient presented to the Emergency Department on 4/25 and was evaluated and found to have a troponin of 1500 and was diagnosed with myocarditis. The source is unknown at this point but may be related to the vaccine.

VAERS ID: 1277706 (history)   (follow-up: 1)   Form: Version 2.0   Age: 16.0   Sex: Male   Location: Unknown   Vaccinated: 2021-04-27 Onset: 2021-04-30    Days after vaccination: 3 Submitted: 0000-00-00 Entered: 2021-05-01 Vaccin­ation / Manu­facturer Lot / Dose Site / Route COVID19: COVID19 (COVID19 (PFIZER-BIONTECH)) / PFIZER/BIONTECH - / 2 LA / IM Administered by: Private       Purchased by: ? Symptoms: Chest pain, Echocardiogram abnormal, Electrocardiogram ST segment elevation, Pericarditis SMQs:, Systemic lupus erythematosus (broad), Myocardial infarction (broad), Gastrointestinal nonspecific symptoms and therapeutic procedures (broad), Cardiomyopathy (broad), Chronic kidney disease (broad), Drug reaction with eosinophilia and systemic symptoms syndrome (broad), Immune-mediated/autoimmune disorders (broad), Noninfectious myocarditis/pericarditis (narrow) Life Threatening? No Birth Defect? No Died? No Permanent Disability? No Recovered? No Office Visit? No ER Visit? No ER or Doctor Visit? Yes Hospitalized? No Previous Vaccinations: Other Medications: None Current Illness: None Preexisting Conditions: None Allergies: NKA Diagnostic Lab Data: CDC Split Type: Write-up: Patient presented to urgent care with chest pain that started on 4/30/2021. EKG with diffuse ST elevation, consistent with Pericarditis. Sent to ED for further care and management.

VAERS ID: 1277983 (history)   (follow-up: 1)   Form: Version 2.0   Age: 16.0   Sex: Male   Location: Unknown   Vaccinated: 2021-04-27 Onset: 2021-04-28    Days after vaccination: 1 Submitted: 0000-00-00 Entered: 2021-05-01 Vaccin­ation / Manu­facturer Lot / Dose Site / Route COVID19: COVID19 (COVID19 (PFIZER-BIONTECH)) / PFIZER/BIONTECH - / UNK - / - Administered by: Unknown       Purchased by: ? Symptoms: Myocarditis SMQs:, Cardiomyopathy (broad), Drug reaction with eosinophilia and systemic symptoms syndrome (broad), Immune-mediated/autoimmune disorders (broad), Noninfectious myocarditis/pericarditis (narrow) Life Threatening? No Birth Defect? No Died? No Permanent Disability? No Recovered? No Office Visit? No ER Visit? No ER or Doctor Visit? No Hospitalized? Yes, 2 days Extended hospital stay? No Previous Vaccinations: Other Medications: Current Illness: Preexisting Conditions: Allergies: Diagnostic Lab Data: CDC Split Type: Write-up: myocarditis

VAERS ID: 1282202 (history)   Form: Version 2.0   Age: 16.0   Sex: Male   Location: Maryland   Vaccinated: 2021-04-08 Onset: 2021-05-02    Days after vaccination: 24 Submitted: 0000-00-00 Entered: 2021-05-03 Vaccin­ation / Manu­facturer Lot / Dose Site / Route COVID19: COVID19 (COVID19 (PFIZER-BIONTECH)) / PFIZER/BIONTECH ER8737 / 1 AR / IM COVID19: COVID19 (COVID19 (PFIZER-BIONTECH)) / PFIZER/BIONTECH ER8736 / 2 AR / IM Administered by: Private       Purchased by: ? Symptoms: C-reactive protein increased, Chest discomfort, Chronic sinusitis, Echocardiogram abnormal, Electrocardiogram ST segment elevation, Inflammatory marker increased, Myocarditis, Red blood cell sedimentation rate increased, Systolic dysfunction, Troponin increased, White blood cell count increased SMQs:, Cardiac failure (broad), Anaphylactic reaction (broad), Neuroleptic malignant syndrome (broad), Myocardial infarction (narrow), Cardiomyopathy (broad), Drug reaction with eosinophilia and systemic symptoms syndrome (broad), Immune-mediated/autoimmune disorders (broad), Noninfectious myocarditis/pericarditis (narrow) Life Threatening? No Birth Defect? No Died? No Permanent Disability? No Recovered? No Office Visit? No ER Visit? No ER or Doctor Visit? No Hospitalized? Yes, ? days Extended hospital stay? No Previous Vaccinations: Other Medications: None Current Illness: Found to be Rhino/enterovirus positive at time of admission, though asymptomatic from it Preexisting Conditions: Recurrent chronic sinusitis Allergies: Augmentin Diagnostic Lab Data: Troponin 5/3: 12.7 5/2 labs: WBC 10.4K, initial troponin 6.17, and elevated inflammatory markers with CRP 80.6mg/L and ESR 26mm/hr. EKG: diffuse ST segment elevation ECHO: Mild to moderately decreased left ventricular systolic function CDC Split Type: Write-up: Received dose #1 on 4/8/21 and dose #2 on 4/30/21. On 5/1 evening developed chest pain and tightness. He told his family about the chest pain the following day, on 5/2, which prompted his Mom to take him to an ED. In ED on 5/2 and found to have ST elevation, elevated troponins and elevated inflammatory markers. ECHO with mildly decreased systolic function. Picture consistent with perimyocarditis. Admitted to Hospital 5/3 AM. Currently clinically stable but admitted for close monitoring.

Result pages: 1 2 3 4 5 6 7 8 9 10   next

New Search