don't feel normal anymore/ almost feels like someone has crushed the bones in the tops of my feet.; thought they had pull some muscle, and still it flairs up. At first it was localized to the left side, then it was all over.; developed severe pain, very painful; still are slightly having side effects/can't function on the same level like I use to /it is very upsetting; extremely fatigued; Tingling sensation in my left forearm that radiates down to my left thumb; arthritic pain in the tops of my feet, the tops of feet developed what feels like arthritis; feel like I don't know how to walk/bothered me to walk; soreness in the groin area; abdominal pain/abdominal pain that started on the left side and eventually radiated to the right side/abdominal area is still bothering them, abdominal pain on the left side/occasional abdnominal pain; This spontaneous case was reported by a consumer and describes the occurrence of ABDOMINAL PAIN (abdominal pain/abdominal pain that started on the left side and eventually radiated to the right side/abdominal area is still bothering them, abdominal pain on the left side/occasional abdnominal pain), FEELING ABNORMAL (don't feel normal anymore/ almost feels like someone has crushed the bones in the tops of my feet.), GAIT DISTURBANCE (feel like I don't know how to walk/bothered me to walk), GROIN PAIN (soreness in the groin area) and MUSCULOSKELETAL STIFFNESS (thought they had pull some muscle, and still it flairs up. At first it was localized to the left side, then it was all over.) in a 49-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 044B21A and 008B21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concurrent medical conditions included Penicillin allergy and Latex allergy.   On 01-Apr-2021 at 7:30 PM, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 29-Apr-2021 at 4:45 PM, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 03-May-2021 at 7:45 AM, the patient experienced ABDOMINAL PAIN (abdominal pain/abdominal pain that started on the left side and eventually radiated to the right side/abdominal area is still bothering them, abdominal pain on the left side/occasional abdnominal pain) and GROIN PAIN (soreness in the groin area). On 06-Jul-2021, the patient experienced GAIT DISTURBANCE (feel like I don't know how to walk/bothered me to walk). On 06-Jul-2021 at 8:30 AM, the patient experienced ARTHRALGIA (arthritic pain in the tops of my feet, the tops of feet developed what feels like arthritis). On 16-Aug-2021 at 7:30 AM, the patient experienced PARAESTHESIA (Tingling sensation in my left forearm that radiates down to my left thumb). On an unknown date, the patient experienced FEELING ABNORMAL (don't feel normal anymore/ almost feels like someone has crushed the bones in the tops of my feet.), MUSCULOSKELETAL STIFFNESS (thought they had pull some muscle, and still it flairs up. At first it was localized to the left side, then it was all over.), PAIN (developed severe pain, very painful), VACCINATION COMPLICATION (still are slightly having side effects/can't function on the same level like I use to /it is very upsetting) and FATIGUE (extremely fatigued). On 23-Aug-2021, ABDOMINAL PAIN (abdominal pain/abdominal pain that started on the left side and eventually radiated to the right side/abdominal area is still bothering them, abdominal pain on the left side/occasional abdnominal pain) and GROIN PAIN (soreness in the groin area) had resolved with sequelae. At the time of the report, FEELING ABNORMAL (don't feel normal anymore/ almost feels like someone has crushed the bones in the tops of my feet.), GAIT DISTURBANCE (feel like I don't know how to walk/bothered me to walk), MUSCULOSKELETAL STIFFNESS (thought they had pull some muscle, and still it flairs up. At first it was localized to the left side, then it was all over.), PARAESTHESIA (Tingling sensation in my left forearm that radiates down to my left thumb), VACCINATION COMPLICATION (still are slightly having side effects/can't function on the same level like I use to /it is very upsetting) and ARTHRALGIA (arthritic pain in the tops of my feet, the tops of feet developed what feels like arthritis) had not resolved and PAIN (developed severe pain, very painful) and FATIGUE (extremely fatigued) outcome was unknown.            No concomitant medication was reported. No treatment medication was reported. Patient had a residual effects after resolving the events was occasional pain in abdomen.   This case was linked to MOD-2021-343056, MOD-2021-343094 (Patient Link).   Most recent FOLLOW-UP information incorporated above includes: On 29-Sep-2021: New events added. On 29-Sep-2021: No new information. On 29-Sep-2021: Outcome of events updated. On 04-Oct-2021: Significant Follow up received. Patients' demographics, second dose information, medical history, new events added, and events outcome were updated. On 07-Oct-2021: Follow up received and contains no new information. On 09-Oct-2021: Follow up received and contains no new information.; Sender's Comments: This case concerns a 49-year-old female patient with relevant medical history of Drug hypersensitivity, who experienced the unexpected non-serious events of Abdominal discomfort, Abdominal pain, Arthritis, Feeling abnormal, Gait disturbance, Groin pain, Musculoskeletal stiffness, Pain, Paraesthesia, Vaccination complication and non-serious expected events of Arthralgia and Fatigue. The event occurred within a period from unknown to 4 months 16 days after the second dose of  Moderna COVID-19 Vaccine administration. The rechallenge was not applicable since no events were reported after the first dose and no additional dosing will be given. The benefit-risk relationship is not affected by this report.