{"package_id":"USCOURTS-cofc-1_15-vv-00235","decision_granule_id":"USCOURTS-cofc-1_15-vv-00235-1","petitioner_identifier":"G.L.","is_minor":1,"age_at_vaccination":1.03,"age_unit_raw":"years","vaccine_type":"varicella and pneumococcal conjugate","vaccination_date":"2012-04-16","condition_raw":"intractable epilepsy","condition_category":"seizure_disorder","autism_spectrum_adjacent":1,"outcome":"entitlement_granted_pending_damages","award_amount_usd":null,"decision_date":"2019-12-09","extraction_version":"gemini-v2","extracted_at":"2026-04-30T04:46:09.101071+00:00","number_of_concurrent_vaccines":2,"dose_number":null,"time_to_onset_days":1,"theory_of_causation":"Petitioner Kristen Silverio filed on behalf of minor G.L., alleging that varicella and pneumococcal conjugate vaccinations received on April 16, 2012, caused G.L. to develop a fever, triggering a complex febrile seizure within 24 hours. This initial seizure, characterized by prolonged duration, focal semiology, and multiple events within 24 hours, was argued to have lowered G.L.'s seizure threshold, leading to subsequent seizures, status epilepticus, and ultimately intractable epilepsy. Petitioner's expert, Dr. David Siegler, opined that the vaccines induced G.L.'s fever, which triggered the complex febrile seizure, initiating a cascade of neuronal hyperexcitability and increasing susceptibility to further seizures. Dr. Siegler cited studies indicating that prolonged complex febrile seizures, particularly those with multiple features of complexity, significantly increase the risk of developing epilepsy, even in extratemporal regions like the frontal lobe. Respondent's expert, Dr. Gregory Holmes, argued that G.L. had a pre-existing frontal lobe abnormality that caused the seizures and that febrile seizures, especially complex ones, do not cause epilepsy, particularly frontal lobe epilepsy, but rather are manifestations of underlying brain disease. Dr. Holmes also suggested an infection as the cause of the initial fever and seizure, citing G.L.'s elevated white blood cell count, though G.L.'s treating physicians attributed this to seizure stress and found no evidence of infection. Special Master Mindy Michaels Roth found that petitioner established a reputable medical theory, a logical sequence of cause and effect, and a proximate temporal relationship, concluding that the vaccinations were a substantial factor in G.L.'s development of complex febrile seizures and intractable epilepsy. The Special Master found Dr. Siegler's cited literature, demonstrating that prolonged febrile seizures can lead to epilepsy in areas beyond the temporal lobe, persuasive, and gave weight to the treating physicians' opinions attributing the initial seizure to the vaccinations. The Special Master concluded that respondent failed to prove an alternative cause. Entitlement was granted, and the case proceeded to damages. Petitioner was represented by Andrew D. Downing, Esq., and respondent by Daniel A. Principato, Esq. The decision date was December 9, 2019. This is an off-Table injury claim.","is_death":0,"date_of_death":null,"petition_filed_date":"2015-03-06","case_summary":"On March 6, 2015, Kristen Silverio filed a petition on behalf of her minor child, G.L., alleging that G.L. suffered an adverse reaction to varicella and pneumococcal conjugate vaccinations received on April 16, 2012. G.L., who was approximately one year old at the time, developed a fever and experienced a complex febrile seizure the day after vaccination. This was followed by subsequent seizures, including episodes of status epilepticus, and ultimately a diagnosis of intractable epilepsy. Petitioner argued that the vaccinations caused a fever that triggered the initial seizures, leading to a propensity for further seizures and the development of epilepsy. The respondent contended that G.L. had a pre-existing brain abnormality or that an infection caused the initial seizure, and that febrile seizures cannot cause frontal lobe epilepsy. After reviewing expert testimony and medical literature, Special Master Mindy Michaels Roth found that the petitioner presented sufficient evidence to establish a reputable medical theory connecting the vaccinations to the injury, a logical sequence of cause and effect, and a proximate temporal relationship. The court concluded that the vaccinations were a substantial factor in G.L.'s development of complex febrile seizures and subsequent intractable epilepsy. The case was therefore entitled to compensation and proceeded to damages. Petitioner was represented by Andrew D. Downing, Esq., and respondent was represented by Daniel A. Principato, Esq. The decision was issued on December 9, 2019.","is_minor_inferred":1,"is_pediatric_broad":1,"special_master":"Mindy Michaels Roth","petitioner_identifier_original":null,"caption_petitioner_name":null,"petitioner_attorney_name":"Andrew D. Downing","petitioner_attorney_firm":"Van Cott & Talamante, PLLC.; Downing, Allison & Jorgenson","petitioner_attorney_location":"Phoenix, AZ","adjudicator_name":null,"caption_people_backfilled_at":null,"attorney_canonical_keys":"|andrew-downing|","firm_canonical_key":"van-cott-and-talamante","package_title":"SILVERIO et al v. SECRETARY OF HEALTH AND HUMAN SERVICES","canonical_url":"https://vicp-registry.org/case/USCOURTS-cofc-1_15-vv-00235","plain_text_url":"https://vicp-registry.org/case/USCOURTS-cofc-1_15-vv-00235.txt","json_url":"https://vicp-registry.org/case/USCOURTS-cofc-1_15-vv-00235.json","source_documents":[{"granule_id":"USCOURTS-cofc-1_15-vv-00235-0","title":"SILVERIO et al v. SECRETARY OF HEALTH AND HUMAN SERVICES","docket_text":"PUBLIC DECISION (Originally filed: 6/6/2018) regarding 77 DECISION of Special Master - Interim Attorney's Fees. Signed by Special Master Mindy Michaels Roth. (mw) Service on parties made.","date_issued":"2018-07-09","pdf_url":null,"pdf_bytes":null,"triage_decision":"skip","triage_reason":"fees-only decision (attorney compensation)","download_status":"skipped"},{"granule_id":"USCOURTS-cofc-1_15-vv-00235-1","title":"SILVERIO et al v. SECRETARY OF HEALTH AND HUMAN SERVICES","docket_text":"PUBLIC DECISION (Originally filed: 11/14/2019) regarding 89 Ruling on Entitlement. Signed by Special Master Mindy Michaels Roth. (km) Service on parties made.","date_issued":"2019-12-09","pdf_url":"https://api.govinfo.gov/packages/USCOURTS-cofc-1_15-vv-00235/granules/USCOURTS-cofc-1_15-vv-00235-1/pdf","pdf_bytes":590497,"triage_decision":"keep","triage_reason":"docketText matches keep keyword 'ruling on entitlement'","download_status":"ok","registry_pdf_url":"https://vicp-registry.org/pdf/USCOURTS-cofc-1_15-vv-00235/USCOURTS-cofc-1_15-vv-00235-1"},{"granule_id":"USCOURTS-cofc-1_15-vv-00235-2","title":"SILVERIO et al v. SECRETARY OF HEALTH AND HUMAN SERVICES","docket_text":"PUBLIC DECISION (Originally filed: 11/29/2023) regarding 153 DECISION - Proffer. Signed by Special Master Mindy Michaels Roth. (dkj) Service on parties made.","date_issued":"2023-12-26","pdf_url":"https://api.govinfo.gov/packages/USCOURTS-cofc-1_15-vv-00235/granules/USCOURTS-cofc-1_15-vv-00235-2/pdf","pdf_bytes":361020,"triage_decision":"keep","triage_reason":"docketText matches keep keyword ' proffer'","download_status":"ok","registry_pdf_url":"https://vicp-registry.org/pdf/USCOURTS-cofc-1_15-vv-00235/USCOURTS-cofc-1_15-vv-00235-2"},{"granule_id":"USCOURTS-cofc-1_15-vv-00235-3","title":"SILVERIO et al v. SECRETARY OF HEALTH AND HUMAN SERVICES","docket_text":"PUBLIC DECISION (Originally filed: 10/01/2024) regarding 159 DECISION of Special Master - Fees. Signed by Special Master Mindy Michaels Roth. (dkj) Service on parties made.","date_issued":"2024-10-30","pdf_url":null,"pdf_bytes":null,"triage_decision":"skip","triage_reason":"fees-only decision (attorney compensation)","download_status":"skipped"}]}