Non-Hodgkin's lymphoma (CLL)/Lymph node cancer; Tinnitus; Tingling in legs and arms; Rash; Inappropriate schedule of vaccine administered; This spontaneous case was reported by a patient and describes the occurrence of NON-HODGKIN'S LYMPHOMA (Non-Hodgkin's lymphoma (CLL)/Lymph node cancer) in a female patient of an unknown age who received mRNA-1273 (Spikevax) for COVID-19 prophylaxis. The occurrence of additional non-serious events is detailed below.     No Medical History information was reported.   On 01-Apr-2021, the patient received first dose of mRNA-1273 (Spikevax) (Intramuscular) 1 dosage form. On 01-May-2022, received second dose of mRNA-1273 (Spikevax) (Intramuscular) dosage was changed to 1 dosage form. On an unknown date, the patient experienced NON-HODGKIN'S LYMPHOMA (Non-Hodgkin's lymphoma (CLL)/Lymph node cancer) (seriousness criterion medically significant), TINNITUS (Tinnitus), PARAESTHESIA (Tingling in legs and arms), RASH (Rash) and INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Inappropriate schedule of vaccine administered). At the time of the report, NON-HODGKIN'S LYMPHOMA (Non-Hodgkin's lymphoma (CLL)/Lymph node cancer), TINNITUS (Tinnitus), PARAESTHESIA (Tingling in legs and arms), RASH (Rash) and INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Inappropriate schedule of vaccine administered) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On an unknown date, Biopsy: non-hodgkin's lymphoma (cll) From biopsy it was found that it was non-Hodgkin's lymphoma (CLL) per the patient..         No relevant concomitant medications were reported. Patient stated that she now had lymph node cancer and it was directly related to the moderna shot. The patient also reported tinnitus and everything was swelled up and stated that she had no problems prior to the moderna vaccine and blood work used to be fantastic. Now the patient had lymph nodes that swelled up in the neck and collar bone and have not gone down since. The patient stated that she went to the doctor numerous times but was not hospitalized. No treatment medication reported.  Company Comment: This is a Spontaneous case concerning a female patient of unknown age, with no medical history reported, who experienced the unexpected and serious (due to medically significant) event of Non-Hodgkin´s lymphoma, which occurred on an unknown date after the second dose of mRNA-1273 vaccine. Patient reported she had lymph nodes that swelled up in the neck and collar bone. A biopsy was performed and non-Hodgkin´s lymphoma was found. Non serious events of tinnitus, tingling in legs and arms and rash, were also reported. No information disclosed about other diagnostic tests performed, clinical course or treatments received. The benefit-risk relationship of mRNA-1273 vaccine is not affected by this report.   This case was linked to MOD-2022-594659, MOD-2022-594696 (Patient Link).; Sender's Comments: This is a Spontaneous case concerning a female patient of unknown age, with no medical history reported, who experienced the unexpected and serious (due to medically significant) event of Non-Hodgkin´s lymphoma, which occurred on an unknown date after the second dose of mRNA-1273 vaccine. Patient reported she had lymph nodes that swelled up in the neck and collar bone. A biopsy was performed and non-Hodgkin´s lymphoma was found. Non serious events of tinnitus, tingling in legs and arms and rash, were also reported. No information disclosed about other diagnostic tests performed, clinical course or treatments received. The benefit-risk relationship of mRNA-1273 vaccine is not affected by this report.