I got up to go to the bathroom yesterday and I collapsed; Knees and ankles are still swollen where I cant get out of bed; Knees and ankles are still swollen where I cant get out of bed; Her joints (knees, ankles, hips, wrist,shoulders) started swelling; Her joints (knees, ankles, hips, wrist,shoulders) started swelling; Pain is a 12 on a 1-10 scale; Wrist and shoulders were in pain; Wrist and shoulders were in pain; Hips and ankles are still in pain; Hips and ankles are still in pain; Redness around the injection; swelling around the injection; It felt a little warm; Knot around the injection; This spontaneous case was reported by a consumer (subsequently medically confirmed) and describes the occurrence of the first episode of JOINT SWELLING (Knees and ankles are still swollen where I cant get out of bed), the second episode of JOINT SWELLING (Knees and ankles are still swollen where I cant get out of bed), the first episode of JOINT SWELLING (Her joints (knees, ankles, hips, wrist,shoulders) started swelling), the second episode of JOINT SWELLING (Her joints (knees, ankles, hips, wrist,shoulders) started swelling) and PAIN (Pain is a 12 on a 1-10 scale) in a 70-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concomitant products included SOTALOL, TRAMADOL, PARACETAMOL (TYLENOL), ALPRAZOLAM (XANAX), PREGABALIN (LYRICA), FLUTICASONE PROPIONATE (PROAIR [FLUTICASONE PROPIONATE]), FEXOFENADINE, ALBUTEROL SULFATE, POTASSIUM, FUROSEMIDE, MONTELUKAST SODIUM (SINGULAIR), ROSUVASTATIN, SERTRALINE, SERTRALINE HYDROCHLORIDE (ZOLOFT), ACETYLSALICYLIC ACID (BABY ASPIRIN), PANTOPRAZOLE, PARACETAMOL (TYLENOL ARTHRITIS) and FORMOTEROL FUMARATE, MOMETASONE FUROATE (DULERA) 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 12-Feb-2021, the patient experienced VACCINATION SITE WARMTH (It felt a little warm), VACCINATION SITE MASS (Knot around the injection), VACCINATION SITE ERYTHEMA (Redness around the injection) and VACCINATION SITE SWELLING (swelling around the injection). On 13-Feb-2021, the patient experienced the first episode of JOINT SWELLING (Knees and ankles are still swollen where I cant get out of bed), the second episode of JOINT SWELLING (Knees and ankles are still swollen where I cant get out of bed), the first episode of JOINT SWELLING (Her joints (knees, ankles, hips, wrist,shoulders) started swelling), the second episode of JOINT SWELLING (Her joints (knees, ankles, hips, wrist,shoulders) started swelling), PAIN (Pain is a 12 on a 1-10 scale), the first episode of ARTHRALGIA (Wrist and shoulders were in pain), the second episode of ARTHRALGIA (Wrist and shoulders were in pain), the first episode of ARTHRALGIA (Hips and ankles are still in pain) and the second episode of ARTHRALGIA (Hips and ankles are still in pain). On 21-Feb-2021, the patient experienced FALL (I got up to go to the bathroom yesterday and I collapsed). The patient was treated with DICLOFENAC for Adverse event, at an unspecified dose and frequency. On 17-Feb-2021, VACCINATION SITE WARMTH (It felt a little warm), the last episode of ARTHRALGIA (Wrist and shoulders were in pain), VACCINATION SITE ERYTHEMA (Redness around the injection) and VACCINATION SITE SWELLING (swelling around the injection) had resolved. At the time of the report, last episode of JOINT SWELLING (Knees and ankles are still swollen where I cant get out of bed) had not resolved, last episode of JOINT SWELLING (Her joints (knees, ankles, hips, wrist,shoulders) started swelling) had resolved and PAIN (Pain is a 12 on a 1-10 scale), FALL (I got up to go to the bathroom yesterday and I collapsed), VACCINATION SITE MASS (Knot around the injection) and the last episode of ARTHRALGIA (Hips and ankles are still in pain) outcome was unknown.        The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was unknown.       Most recent FOLLOW-UP information incorporated above includes: On 22-Feb-2021: No specific follow-up information recorded.