eczema; This spontaneous case was reported by a consumer and describes the occurrence of ECZEMA (eczema) in a 75-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. B11D21A, 027A21A and 006B21A) for COVID-19 prophylaxis.     Patient did not receive any other vaccines in the 4 weeks prior to COVID-19 vaccine.  Concurrent medical conditions included Hypertension, Hypercholesterolemia and Hemochromatosis.   On 04-Mar-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 03-Apr-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 05-Nov-2021, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. In 2021, the patient experienced ECZEMA (eczema). The patient was treated with CALAMINE for Rash, at an unspecified dose and frequency; MINERAL OIL LIGHT, PARAFFIN, PETROLATUM, WOOL ALCOHOLS (AQUAPHOR [MINERAL OIL LIGHT;PARAFFIN;PETROLATUM;WOOL ALCOHOLS]) for Rash, at an unspecified dose and frequency and DUPILUMAB (DUPIXENT) for Rash, at an unspecified dose and frequency. In 2022, ECZEMA (eczema) had resolved.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On an unknown date, Laboratory test: The patient is being worked up for Kidney disease.     For mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown), the reporter did not provide any causality assessments.   No concomitant medication details was reported.  It was reported that the caller is calling for her husband who had received the Moderna Covid-19 vaccine patient husband had a severe rash on his feet. The rash had been diagnosed as Eczema. The rash goes from the top of his feet and looks like a burn and the rash was scaly and peeling. The rash had been on patient husband's feet for 2 years. The rash oozes around the ankle area. The top of his feet look they are burned and are red with dry peely skin. The rash goes from his toes to about 2 to 3 inches above his ankles. The rash was on both his feet and his legs and the rash looks like someone painted on and it looks identical on both the right and the left feet and legs. Patient shuffles when he walks because of how painful that his feet are. The patient had seen a Dermatologist and was recommended to soak his feet in warm water and 2 to 3 tablespoons of household bleach. The patient did this for a little while and stopped. The patient also sees an allergist and biopsies of both of his legs were taken. The patient's legs started swelling 3 weeks ago and are vey swollen from his ankles to his hips. The patient is being worked up for Kidney disease. Before he had any of the vaccinations, the patient's husband had a hip implant. The patient clarified that the bottoms of her husband's feet had not been affected. Also three weeks ago, both of his hands started swelling, but they have gone down maybe 2-3 days ago. The patient states her husband "bloated up". His legs are swelling and oozing around the ankles. It's painful for the patient. Caller noticed that her husband had a rash all over his body starting on his abdomen and going to his back and up in his arms. The rash started a few days after he received his booster dose. In early 2022 the patient's body rash resolved however the rash on his feet started and progressed as described.