Big red splat all over her body that it hurts and itches, like someone stabbed her with a fork; Right bottom rib, it feels like she was stabbed with a knife; Made it worse; Big red splat all over her body that it hurts and itches, like someone stabbed her with a fork; Welts are still there and about the size of the hand; Big red splat all over her body that it hurts and itches, like someone stabbed her with a fork; Back (on the right side) had welts of the size of a nickel/ reached her arm pit and under her right breast; Arm "started to get very itchy and it progressed to itchier; This spontaneous case was reported by a consumer and describes the occurrence of PRURITUS (Arm "started to get very itchy and it progressed to itchier), RASH ERYTHEMATOUS (Big red splat all over her body that it hurts and itches, like someone stabbed her with a fork), MUSCULOSKELETAL CHEST PAIN (Right bottom rib, it feels like she was stabbed with a knife), CONDITION AGGRAVATED (Made it worse) and RASH PRURITIC (Big red splat all over her body that it hurts and itches, like someone stabbed her with a fork) in a 71-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 015M20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concurrent medical conditions included Chronic pain (She had a chronic pain condition (chronic complex regional pain syndrome)).    On 27-Feb-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 27-Feb-2021, the patient experienced PRURITUS (Arm "started to get very itchy and it progressed to itchier). On 28-Feb-2021, the patient experienced URTICARIA (Back (on the right side) had welts of the size of a nickel/ reached her arm pit and under her right breast). On 03-Mar-2021, the patient experienced RASH ERYTHEMATOUS (Big red splat all over her body that it hurts and itches, like someone stabbed her with a fork), MUSCULOSKELETAL CHEST PAIN (Right bottom rib, it feels like she was stabbed with a knife), CONDITION AGGRAVATED (Made it worse), RASH PRURITIC (Big red splat all over her body that it hurts and itches, like someone stabbed her with a fork), URTICARIA (Welts are still there and about the size of the hand) and PAIN (Big red splat all over her body that it hurts and itches, like someone stabbed her with a fork). At the time of the report, PRURITUS (Arm "started to get very itchy and it progressed to itchier), RASH ERYTHEMATOUS (Big red splat all over her body that it hurts and itches, like someone stabbed her with a fork), MUSCULOSKELETAL CHEST PAIN (Right bottom rib, it feels like she was stabbed with a knife), CONDITION AGGRAVATED (Made it worse), RASH PRURITIC (Big red splat all over her body that it hurts and itches, like someone stabbed her with a fork), URTICARIA (Welts are still there and about the size of the hand), URTICARIA (Back (on the right side) had welts of the size of a nickel/ reached her arm pit and under her right breast) and PAIN (Big red splat all over her body that it hurts and itches, like someone stabbed her with a fork) outcome was unknown.        The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was unknown.