Sex: M
Vaccine: MEN
Symptoms: Tooth fracture
Clinical narrative: fainted; seizure; body goes stiff; legs kick out straight to the side; too stiff and rigid; face hits the concrete sidewalk/huge gash in his chin; face covered in abrasion; front tooth half missing; 2 holes in his bottom lip; Initial information received on 01-Oct-2024 regarding an unsolicited valid Social Media serious case received from a consumer/non-healthcare professional.  This case involves adolescent male patient who fainted, seizure, face hits the concrete sidewalk/huge gash in his chin, face covered in abrasion, front tooth half missing and 2 holes in his bottom lip after receiving meningococcal A-C-Y-W135 (T CONJ) vaccine [Menquadfi].  The patient's past medical history, medical treatment(s), vaccination(s) and family history were not provided.  On an unknown date in 2024, the patient received an unknown dose of meningococcal A-C-Y-W135 (T CONJ) vaccine Solution for injection (strength, lot number and expiry date- unknown) via unknown route in unknown administration site for prophylactic vaccination.  Reportedly, this case was for the second child. The patient asked if their arms will hurt later, because they have a volleyball game that night, and the nurse said it could but shouldn't be bad, they'll be fine. On an unknown date in 2024,(latency same day for all events) the nurse pokes the patient, puts band aid on, goes to get their form for school and 5 mins later they are walking out the door. (No one suggested to them that they have to stick around 10-15 mins until the poison has a minute to cycle through). Suddenly the patient entire body goes stiff (musculoskeletal stiffness), his legs kick out straight to the side (Joint hyperextension) and his face hits the concrete sidewalk (face injury). The patient was having a seizure and the patient's mother couldn't get to his side fast enough. The patient's mother couldn't roll him over. The patient was too stiff and rigid (muscle rigidity), the Doctor gets to his side and said "no worries mom, he just fainted (syncope), it must have been nerves, he'll be ok" as the son is coming to, his face covered in abrasions (skin abrasion), front tooth half missing (tooth fracture), 2 holes in his bottom lip (lip injury) and a huge gash in his chin. Then the patient's mother get in the building to find her other son is reacting as well, they have him laying on the floor in the lobby so he wouldn't collapse too. Hours at the emergency room, the patient now has 4 stitches in his chin, 4 in his lip, the dentist has been able to fix patient's tooth, for now. And the patient have to see a neurologist next week, with hope to prove the seizure was a cause and effect reaction so that the patient doesn't lose his recently and proudly obtained ability to drive himself places.   Information on the batch number was requested corresponding to the one at time of event occurrence.  Action taken was not applicable.  It was not reported if the patient received a corrective treatment for all the events.  At time of reporting, the outcome was unknown all for the events.  Seriousness criteria: The events fainted (syncope), and seizure along with its symptoms were assessed as medically significant and the patient was hospitalized from an unknown date in 2024 for all the events.; Sender's Comments: Sanofi company comment dated 08-Oct-2024: This case involves adolescent male patient who fainted, seizure, body goes stiff, legs kick out straight to the side, face hits the concrete sidewalk/huge gash in his chin, too stiff and rigid, face covered in abrasion, front tooth half missing and 2 holes in his bottom lip after receiving meningococcal A-C-Y-W135 (T CONJ) vaccine [Menquadfi]. Further information regarding concurrent condition during vaccination, tolerance, allergic history, laboratory investigations excluding alternative etiologies for the reported event are needed to fully assess this case. Based upon the reported information, the role of the individual suspect vaccine cannot be assessed.