redness extended down arm and around vaccination site; red itchy swollen endurated left arm; Injection site became hot to the touch; Injection site red/red itchy swollen endurated left arm; Injection site itchy/red itchy swollen endurated left arm; Injection site little swollen/red itchy swollen endurated left arm; covid arm; Arm was sore; This spontaneous case was reported by a consumer (subsequently medically confirmed) and describes the occurrence of PAIN IN EXTREMITY (Arm was sore), VACCINATION SITE WARMTH (Injection site became hot to the touch), VACCINATION SITE ERYTHEMA (Injection site red/red itchy swollen endurated left arm), VACCINATION SITE PRURITUS (Injection site itchy/red itchy swollen endurated left arm) and VACCINATION SITE SWELLING (Injection site little swollen/red itchy swollen endurated left arm) in a 72-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 031L20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concurrent medical conditions included Drug allergy (Iodine Epinephrine), Hypertension, Acid reflux (oesophageal) and Congenital adrenal hyperplasia. Concomitant products included SIMVASTATIN (ZOCOR), SPIRONOLACTONE, OMEPRAZOLE (PROTONIX [OMEPRAZOLE]), MULTIVITAMINS [VITAMINS NOS], PROBIOTICS NOS, GLUTEN, ASCORBIC ACID, BIOTIN, COPPER, RETINOL, ZINC (HAIR SKIN NAILS), TURMERIC [CURCUMA LONGA RHIZOME], TOCOPHEROL (VITAMIN E [TOCOPHEROL]) and MAGNESIUM for an unknown indication.    On 12-Feb-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 13-Feb-2021, the patient experienced PAIN IN EXTREMITY (Arm was sore). On 22-Feb-2021, the patient experienced VACCINATION SITE WARMTH (Injection site became hot to the touch), VACCINATION SITE ERYTHEMA (Injection site red/red itchy swollen endurated left arm), VACCINATION SITE PRURITUS (Injection site itchy/red itchy swollen endurated left arm), VACCINATION SITE SWELLING (Injection site little swollen/red itchy swollen endurated left arm) and ILL-DEFINED DISORDER (covid arm). On an unknown date, the patient experienced ERYTHEMA (redness extended down arm and around vaccination site) and VACCINATION SITE INDURATION (red itchy swollen endurated left arm). On 25-Feb-2021, ILL-DEFINED DISORDER (covid arm) had resolved. At the time of the report, PAIN IN EXTREMITY (Arm was sore), VACCINATION SITE WARMTH (Injection site became hot to the touch), VACCINATION SITE ERYTHEMA (Injection site red/red itchy swollen endurated left arm), VACCINATION SITE PRURITUS (Injection site itchy/red itchy swollen endurated left arm), VACCINATION SITE SWELLING (Injection site little swollen/red itchy swollen endurated left arm), ERYTHEMA (redness extended down arm and around vaccination site) and VACCINATION SITE INDURATION (red itchy swollen endurated left arm) outcome was unknown.        The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was unknown.       No treatment medication information was provided.   This case was linked to MOD-2021-108760 (Patient Link).   Most recent FOLLOW-UP information incorporated above includes: On 30-Apr-2021: Follow-up received on 30-APR-2021. The reporter provided the Historical condition details. Adverse Events updated.