{"package_id":"USCOURTS-cofc-1_17-vv-00954","decision_granule_id":"USCOURTS-cofc-1_17-vv-00954-1","petitioner_identifier":"Kevin McGuinness","is_minor":0,"age_at_vaccination":67.0,"age_unit_raw":"years","vaccine_type":"pneumococcal conjugate vaccine","vaccination_date":"2014-07-21","condition_raw":"seronegative rheumatoid arthritis","condition_category":"other","autism_spectrum_adjacent":0,"outcome":"denied","award_amount_usd":null,"decision_date":"2021-10-20","extraction_version":"gemini-v2","extracted_at":"2026-04-30T05:01:49.787647+00:00","number_of_concurrent_vaccines":1,"dose_number":null,"time_to_onset_days":4,"theory_of_causation":"Petitioner Kevin McGuinness, age 67, received a Prevnar-13 pneumococcal vaccine on July 21, 2014, and alleged it caused seronegative rheumatoid arthritis (RA). Petitioner's expert, Dr. Samar Gupta, proposed molecular mimicry and nonspecific immune activation as causation theories, suggesting vaccine antigens could mimic joint tissue components or trigger a general immune response leading to RA. Respondent's experts, Dr. Robert Lightfoot and Dr. You-Wen He, contested these theories. Dr. Lightfoot argued that the vaccine's polysaccharide antigens are not protein-based, making molecular mimicry unlikely, and that the reported onset of symptoms a few days post-vaccination was too soon for an immune-mediated response. Dr. He, an immunologist, also rejected molecular mimicry due to lack of homology and the time required for adaptive immune responses, and stated nonspecific reactions are too short-lived for chronic conditions. The Special Master found Petitioner failed to establish a reliable theory that the pneumococcal vaccine can cause RA, particularly seronegative RA, and that the reported onset of symptoms a few days post-vaccination was not medically acceptable for the alleged autoimmune process, thus failing the proximate temporal relationship prong. The petition was denied. Petitioner was represented by Ronald Craig Homer, and Respondent by Claudia Gangi. Chief Special Master Brian H. Corcoran issued the decision on October 20, 2021. This was an Off-Table claim.","is_death":0,"date_of_death":null,"petition_filed_date":"2017-07-17","case_summary":"On July 17, 2017, Kevin McGuinness filed a petition for compensation under the National Vaccine Injury Compensation Program, alleging that a Prevnar-13 pneumococcal vaccine administered on July 21, 2014, caused him to develop seronegative rheumatoid arthritis (RA). Mr. McGuinness, who was 67 years old at the time of vaccination, had a medical history including sleep apnea, coronary artery disease, hyperlipidemia, hypertension, asthma, colonic polyps, gallstones, and a kidney angiomyolipoma. He had previously smoked two packs of cigarettes a day for thirty years but had quit in 1992 and had no prior history of joint pain. Mr. McGuinness reported experiencing a loss of mobility in all his joints and muscles shortly after the vaccination. On August 8, 2014, he complained to his primary care physician, Dr. Jeffrey Wartman, of a two-week history of pain in multiple joints, particularly his knees and wrists, with morning stiffness. Dr. Wartman assessed arthralgias, initially suspecting a vaccine reaction but also ordering a Lyme disease test due to Mr. McGuinness's travel history. The Lyme test was negative. By September 2, 2014, Mr. McGuinness's joint pain had become migratory, and he continued to test negative for rheumatoid factor, C-reactive protein, and ANA. He saw rheumatologist Dr. David Sikes on September 15, 2014, reporting severe wrist pain and morning stiffness lasting two to three hours. Physical examination revealed swelling in both wrists and finger joints. Dr. Sikes prescribed Prednisone as a therapeutic trial. A week later, Mr. McGuinness reported feeling almost 100 percent, but examination still showed persistent joint swelling. An ultrasound revealed active inflammation and synovial thickening. By October 20, 2014, Dr. Sikes's working diagnosis was RA, based on persistent joint pain and swelling, and he prescribed Prednisone and Methotrexate. Mr. McGuinness's symptoms fluctuated over the following years, with treatment adjustments and continued RA symptoms, though he consistently tested negative for autoantibodies associated with RA, confirming a seronegative diagnosis. He continued to attribute his condition to the pneumococcal vaccine. By May 1, 2019, Mr. McGuinness reported his RA symptoms were resolved or in remission, an opinion shared by Dr. Wartman. The case proceeded to an entitlement hearing on April 13, 2021. Petitioner presented expert testimony from Dr. Samar Gupta, a rheumatologist, who proposed molecular mimicry and nonspecific immune activation as causation theories. Respondent presented expert testimony from rheumatologist Dr. Robert Lightfoot and immunologist Dr. You-Wen He. Dr. Gupta opined that the pneumococcal vaccine could cause RA through molecular mimicry, where vaccine antigens mimic joint tissue components, leading to cross-reactivity, or through nonspecific immune activation. However, he could not identify homology between vaccine antigens and RA-affected joint tissues, nor did he offer literature directly linking the pneumococcal vaccine to RA. Dr. Lightfoot contested the causation theories, arguing that the temporal association was insufficient and that the vaccine's polysaccharide antigens are not protein-based, making molecular mimicry unlikely. He also noted that Mr. McGuinness's reported symptoms a few days post-vaccination were too soon for an immune-mediated response. Dr. He, an immunologist, also disputed molecular mimicry as a mechanism, citing the lack of proven homology and the time required for an adaptive immune response. He also stated that a nonspecific immune reaction would not persist long enough to cause a chronic condition like RA. Both respondent experts argued that the onset of symptoms a few days after vaccination was too early for a vaccine-induced autoimmune process. Chief Special Master Brian H. Corcoran found that Mr. McGuinness failed to establish a reliable theory of causation that the pneumococcal vaccine can cause RA, particularly seronegative RA. The Special Master also determined that the onset of symptoms, occurring a few days after vaccination, was too soon to be medically acceptable for the alleged autoimmune process and that the temporal association alone did not prove causation. Consequently, the petition was denied. Petitioner was represented by Ronald Craig Homer of Conway Homer, P.C., and Respondent was represented by Claudia Gangi of the U.S. Department of Justice. The decision was issued on October 20, 2021.","is_minor_inferred":0,"is_pediatric_broad":0,"special_master":"Brian H. Corcoran","petitioner_identifier_original":null,"caption_petitioner_name":"Kevin McGuinness","petitioner_attorney_name":"Ronald Craig Homer","petitioner_attorney_firm":"Conway Homer, P.C.","petitioner_attorney_location":"Boston, MA","adjudicator_name":null,"caption_people_backfilled_at":"2026-05-05 23:44:51","attorney_canonical_keys":"|ronald-homer|","firm_canonical_key":"conway-homer","package_title":"MCGUINNESS v. 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Signed by Chief Special Master Brian H. Corcoran. (saj) Service on parties made.","date_issued":"2021-11-15","pdf_url":"https://api.govinfo.gov/packages/USCOURTS-cofc-1_17-vv-00954/granules/USCOURTS-cofc-1_17-vv-00954-1/pdf","pdf_bytes":414215,"triage_decision":"keep","triage_reason":"docketText matches keep keyword 'decision of special master'","download_status":"ok","registry_pdf_url":"https://vicp-registry.org/pdf/USCOURTS-cofc-1_17-vv-00954/USCOURTS-cofc-1_17-vv-00954-1"},{"granule_id":"USCOURTS-cofc-1_17-vv-00954-2","title":"MCGUINNESS v. SECRETARY OF HEALTH AND HUMAN SERVICES","docket_text":"PUBLIC DECISION (Originally filed: 01/26/2022) regarding 81 DECISION of Special Master - Fees. Signed by Chief Special Master Brian H. Corcoran. (saj) Service on parties made.","date_issued":"2022-02-22","pdf_url":null,"pdf_bytes":null,"triage_decision":"skip","triage_reason":"fees-only decision (attorney compensation)","download_status":"skipped"}]}