Category	Feature	Value	References
Epidemiology	Primary cardiac lymphoma	1% - 2% of all cardiac tumors	[1] [2] [17]
Epidemiology	Secondary cardiac involvement	Up to 20% of NHL cases	[1] [2] [17]
Age at diagnosis	Median	55 - 65 years	[3] [4] [5]
Age at diagnosis	Range	10 - 83 years	[3] [4] [5]
Sex	Male	65% - 85%	[3] [4]
Sex	Female	15% - 35%	[3] [4]
Presenting features	Heart failure	31% - 78%	[3] [4] [9] [10] [32]
	Chest pain	19% - 46%
	Arrhythmia	8% - 56%
	Constitutional symptoms	7% - 26%
	SVC syndrome	5% - 15%
Location and involvement	Right atrium	66% - 77%	[4] [32]
	Right ventricle	25% - 37%
	Left atrium	12% - 30%
	Left ventricle	2% - 21%
	Septum	2% - 41%
	Pericardial effusion	30% - 58%
Histology	DLBCL	71% - 92%	[3] [4] [32]
	Burkitt	7% - 8%
	CLL/SLL	4% - 8%
	T cell	3% - 5%
	Other or NOS	Up to 10%
Treatment	Chemotherapy	52% - 89%	[3] [4] [32]
	Surgery	16% - 28%
	Radiation	8% - 20%
	Combination therapy	12% - 23%
Outcomes	Median OS	3 - 63 months	[3] [4]