connective tissue disorder likely as a result of chronic Lyme, as with prior two doses of vaccines, significant flare up.; sick for 7 days /in bed for 4 days; minor headache/neck pain; dizziness; 101°F fever; large muscle pain; joint pain; lymph nodes under the left arm swelled till the ribs; minor headache/neck pain; mnor fatigue; lymp nodes under left arm swelled and became painful; This spontaneous case was reported by a consumer and describes the occurrence of CONDITION AGGRAVATED (connective tissue disorder likely as a result of chronic Lyme, as with prior two doses of vaccines, significant flare up.), ILLNESS (sick for 7 days /in bed for 4 days), NECK PAIN (minor headache/neck pain), DIZZINESS (dizziness) and PYREXIA (101°F fever) in a 58-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 032B21A and 044A21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.    Co-suspect product included non-company product INFLUENZA VACCINE (FLU VACCINE VII) for an unknown indication.    Previously administered products included for Product used for unknown indication: FLU (quadrivalent flu shot annually - historically without reaction.). Past adverse reactions to the above products included No adverse event with FLU. Concurrent medical conditions included Penicillin allergy (Hives) since 08-Jan-1991, Lactose intolerance (Abdominal pain) since 01-Jan-2017 and Undifferentiated connective tissue disease (disorder likely as a result of chronic Lyme, as with prior two doses of vaccines, significant flare up.) since 1991.   On 12-Mar-2021 at 11:00 AM, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 09-Apr-2021 at 11:00 AM, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On an unknown date, the patient received dose of INFLUENZA VACCINE (FLU VACCINE VII) (unknown route) UNK dosage form. On 09-Apr-2021, the patient experienced ILLNESS (sick for 7 days /in bed for 4 days), PYREXIA (101°F fever), MYALGIA (large muscle pain), ARTHRALGIA (joint pain) and VACCINATION SITE LYMPHADENOPATHY (lymph nodes under the left arm swelled till the ribs). 09-Apr-2021, the patient experienced NECK PAIN (minor headache/neck pain), DIZZINESS (dizziness), HEADACHE (minor headache/neck pain), FATIGUE (mnor fatigue) and LYMPH NODE PAIN (lymp nodes under left arm swelled and became painful). On an unknown date, the patient experienced CONDITION AGGRAVATED (connective tissue disorder likely as a result of chronic Lyme, as with prior two doses of vaccines, significant flare up.). The patient was treated with DEXTROMETHORPHAN HYDROBROMIDE, DOXYLAMINE SUCCINATE, EPHEDRINE SULFATE, ETHANOL, PARACETAMOL (NYQUIL) in April 2021 for Adverse event, at a dose of 500 mg and PARACETAMOL (TYLENOL [PARACETAMOL]) for Adverse event, at a dose of every 4 hours for 3 days. On 15-May-2021, ILLNESS (sick for 7 days /in bed for 4 days), NECK PAIN (minor headache/neck pain), DIZZINESS (dizziness), PYREXIA (101°F fever), MYALGIA (large muscle pain), ARTHRALGIA (joint pain), VACCINATION SITE LYMPHADENOPATHY (lymph nodes under the left arm swelled till the ribs), HEADACHE (minor headache/neck pain), FATIGUE (mnor fatigue) and LYMPH NODE PAIN (lymp nodes under left arm swelled and became painful) had resolved. At the time of the report, CONDITION AGGRAVATED (connective tissue disorder likely as a result of chronic Lyme, as with prior two doses of vaccines, significant flare up.) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): In April 2021, Body temperature: 101 (High) 101°F fever for 4 days.         Concomitant information was not reported.   This case was linked to MOD-2021-404059, MOD-2021-433891 (Patient Link).   Most recent FOLLOW-UP information incorporated above includes: On 29-Dec-2021: Follow up received updated medical history, co-suspect and event condition aggravated added.