Headache; Pain in the shoulder blade; vision blurs or has blurry in the eye; pain in arm, left arm hurt, was really painful/left arm was really sore; skin on both arms feels like sandpaper; dark spots that look like skin cancer; dryness and crackling in the skin; chest pain, pain in the heart,felt like someone was stabbing him to the chest, chest pain is more extreme; There are lumps or bumps on both arms,The bump or lump in the arm got more severe on the left; Sharp pain in the chest or back; He had chest pain and headache after both shots; Nerves wrapping around, agitated nerve issue from his back surgery; Little bump in the arm and tissue, a bump with spongy dead tissue, lumps or bumps on both arms, The bump or lump in the arm got more severe on the left; This spontaneous case was reported by a consumer and describes the occurrence of CHEST PAIN (He had chest pain and headache after both shots), NEURALGIA (Nerves wrapping around, agitated nerve issue from his back surgery), MASS (Little bump in the arm and tissue, a bump with spongy dead tissue, lumps or bumps on both arms, The bump or lump in the arm got more severe on the left), VISION BLURRED (vision blurs or has blurry in the eye) and PAIN IN EXTREMITY (pain in arm, left arm hurt, was really painful/left arm was really sore) in a 65-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 022M20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included Back surgery. Concurrent medical conditions included COPD.   On 29-Jan-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 28-Feb-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 24-Aug-2021, the patient experienced VISION BLURRED (vision blurs or has blurry in the eye), PAIN IN EXTREMITY (pain in arm, left arm hurt, was really painful/left arm was really sore), SKIN TEXTURE ABNORMAL (skin on both arms feels like sandpaper), SKIN DISCOLOURATION (dark spots that look like skin cancer), DRY SKIN (dryness and crackling in the skin), CHEST PAIN (chest pain, pain in the heart,felt like someone was stabbing him to the chest, chest pain is more extreme), MASS (There are lumps or bumps on both arms,The bump or lump in the arm got more severe on the left), BACK PAIN (Sharp pain in the chest or back) and ARTHRALGIA (Pain in the shoulder blade). On an unknown date, the patient experienced CHEST PAIN (He had chest pain and headache after both shots), NEURALGIA (Nerves wrapping around, agitated nerve issue from his back surgery), MASS (Little bump in the arm and tissue, a bump with spongy dead tissue, lumps or bumps on both arms, The bump or lump in the arm got more severe on the left) and HEADACHE (Headache). At the time of the report, CHEST PAIN (He had chest pain and headache after both shots), NEURALGIA (Nerves wrapping around, agitated nerve issue from his back surgery), MASS (Little bump in the arm and tissue, a bump with spongy dead tissue, lumps or bumps on both arms, The bump or lump in the arm got more severe on the left) and HEADACHE (Headache) had resolved and VISION BLURRED (vision blurs or has blurry in the eye), PAIN IN EXTREMITY (pain in arm, left arm hurt, was really painful/left arm was really sore), SKIN TEXTURE ABNORMAL (skin on both arms feels like sandpaper), SKIN DISCOLOURATION (dark spots that look like skin cancer), DRY SKIN (dryness and crackling in the skin), CHEST PAIN (chest pain, pain in the heart,felt like someone was stabbing him to the chest, chest pain is more extreme), MASS (There are lumps or bumps on both arms,The bump or lump in the arm got more severe on the left), BACK PAIN (Sharp pain in the chest or back) and ARTHRALGIA (Pain in the shoulder blade) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On an unknown date, Blood pressure measurement: normal (normal) Normal. On an unknown date, Electrocardiogram: normal (normal) Normal.         Relevant concomitant medications were not provided by the reporter. Treatment medication was  not reported. Patient took high dose Flu shot on 24-AUG-2021.   This case was linked to MOD-2021-296305.