Table 1 Clinical data of 15 primary lacrimal sac lymphomas in a predominantly white population.

Case	Diagnosis	Year of diagnosis	Sex	Age (years)	Symptoms		Clinical findings	Systemic spread (months after diagnosis)
A	DLBCL	1989	M	95	Dacryocystitis, epiphora, swelling		Obstruction of LS, ulcerating tumour	Not investigated because of old age
B	DLBCL	1995	F	59	Epiphora, swelling		Tumour	None
C	DLBCL	1948	M	45	Epiphora, swelling		Tumour	NA
D	DLBCL	1969	F	69	Dacryocystitis, epiphora, swelling		Tumour	NA
E	DLBCL	1999	M	75	Swelling		Tumour	None
F	MALT	2003	M	93	Epiphora, swelling		Tumour	None
G	MALT	1985	M	71	NA		NA	LN: regional + above diaphragm + BM (8)
H	MALT	1966	F	69	Epiphora, swelling		Tumour, obstruction of LS	NA
I	MALT	1976	F	86	Dacryocystitis, epiphora, swelling		Tumour, obstruction of LS	Not investigated because of old age
J	MALT	1991	F	71	Epiphora, swelling		Tumour, obstruction of LS	None
K	Transitional MALT	1998	F	62	Epiphora		Tumour, obstruction of LS	LN: neck (6)
L	Transitional MALT	1999	F	80	Epiphora		Tumour, obstruction of LS	LN: orbit + above diaphragm (0)*
M	Transitional MALT	1970	F	85	Swelling		Tumour	NA
N	B cell, unclassified	1990	M	57	Epiphora, swelling		Tumour involving lid/conjunctiva	None
O	B cell, unclassified	2002	F	64	Epiphora		Tumour	None

BM, bone marrow; DLBCL, diffuse large B cell lymphoma; F, female; LN, lymph nodes; LS, lacrimal sac; M, male; MALT, extranodal marginal zone B cell lymphoma of mucosa associated lymphoid tissue; NA, not available.

*This patient had symptoms from the lacrimal sac more than 6 months before diagnosis was made.