Transient loss of consciousness without cerebral origin following injection of sinopharm vaccine

Document Type : Case Report


Boukan Hospital, Urmia University of Medical Sciences, Urmia, Iran



Introduction and Aims: According to trials, side effects after the injection of the vaccine include pain at the injection site, fatigue and headache, as well as pain at the injection site, fatigue and headache, lethargy. It is important for people to know the side effects of vaccines.
Case presentation: The patient was a 32-year-old woman who was taken to the hospital emergency room after receiving the second dose of corona vaccine. In the initial assessments, all of her hemodynamic symptoms were normal, his breathing pattern and rhythm were normal, and her spo2 was above 94%. Glasgow coma criterion was used to assess the level of consciousness. Her level of consciousness was 3 out of 15 based on the Glasgow Coma Scale. For him cardiac and respiratory monitoring, O2 therapy with face mask, blood tests, ECG, echo, Chest CT scan and brain MRI and MRV were performed. All cases were normal. The patient regained full consciousness two days after admission to the ICU and was discharged in good general condition after four days in the hospital.
Discussion: One of the vaccines that has been injected and entered in Iran was Sinopharm. In different studies, the most common side effect was pain and burning at the injection site, general malaise, body aches, fever, and headache, fever, pain at joint, chest and muscle, shortness of breath, swelling of glands. In these studies, side effects were mild to severe. CNS or PNS disorders caused by vaccine are mild. Severe disorders are rare.
Conclusion: People who are vaccinated against COVID-19 experience reactions following the injection. All of these reactions are to be expected and indicate that your immune system is doing its job and learning how to fight the coronavirus. The side effects of Sinopharm were different and mild to severe. Given that the person in question has no history of disease and all tests performed on him are normal, his loss of consciousness can be due to the rare side effects of the sinopharm vaccine.


Main Subjects

Articles in Press, Corrected Proof
Available Online from 26 September 2023
  • Receive Date: 20 June 2023
  • Revise Date: 14 September 2023
  • Accept Date: 16 September 2023