Moderna COVID-19 vaccines have large clots in the circulation system. The funeral director has a difficult time pushing embalming fluid through the patients as the clots are so large.; This spontaneous case was reported by a consumer and describes the occurrence of THROMBOSIS (Moderna COVID-19 vaccines have large clots in the circulation system. The funeral director has a difficult time pushing embalming fluid through the patients as the clots are so large.) in an adult patient of an unknown gender who received mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) (batch no. ASKU) for COVID-19 prophylaxis.     No Medical History information was reported.    On an unknown date, the patient received dose of mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) (unknown route) 1 dosage form. On an unknown date, the patient experienced THROMBOSIS (Moderna COVID-19 vaccines have large clots in the circulation system. The funeral director has a difficult time pushing embalming fluid through the patients as the clots are so large.) (seriousness criteria death and medically significant). The reported cause of death was moderna covid-19 vaccines have large clots in the circulation system. the funeral director has a difficult time pushing embalming fluid through the patients as the clots are so large.. It is unknown if an autopsy was performed.        The action taken with mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) (Unknown) was unknown.   For mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) (Unknown), the reporter did not provide any causality assessments.   No concomitant medications details were reported.  The caller stated that he had a friend who was a funeral director who told him that a large number of deceased patients that have been vaccinated with the Moderna COVID-19 vaccines have large clots in the circulation system. The funeral director had a difficult time pushing embalming fluid through the patients as the clots were so large.  No treatment medications details were reported.  Company Comment: This is a Spontaneous case reported by a consumer, concerning an adult patient of unknown exact age and gender, with no medical history reported, who experienced the unexpected and serious (due to medically significant) fatal of Thrombosis, which occurred on an unknown date after an unspecified dose of mRNA-1273.222 vaccine. The caller said that he had a friend who is a funeral director who told him that a large number of deceased patients that had been vaccinated with Moderna vaccine, had large clots in the circulation system. The funeral director had a difficult time pushing embalming fluid through the patients as the clots were so large. The reported cause of death was large clots in the circulation system. It is unknown if an autopsy was performed. The benefit-risk relationship of mRNA- 1273.222 vaccine is not affected by this report. Sender's Comments: This is a Spontaneous case reported by a consumer, concerning an adult patient of unknown exact age and gender, with no medical history reported, who experienced the unexpected and serious (due to medically significant) fatal of Thrombosis, which occurred on an unknown date after an unspecified dose of mRNA-1273.222 vaccine. The caller said that he had a friend who is a funeral director who told him that a large number of deceased patients that had been vaccinated with Moderna vaccine, had large clots in the circulation system. The funeral director had a difficult time pushing embalming fluid through the patients as the clots were so large. The reported cause of death was large clots in the circulation system. It is unknown if an autopsy was performed. The benefit-risk relationship of mRNA- 1273.222 vaccine is not affected by this report. Reported Cause(s) of Death: Moderna COVID-19 vaccines have large clots in the circulation system. The funeral director has a difficult time pushing embalming fluid through the patients as the clots are so large.