Massive haemorrhagic complications of ruptured pulmonary arteriovenous malformations: outcomes from a 12 years’ retrospective study

Table 2 Characteristics of detected PAVMs

Patient	Multiplicity (Number)	HHT	Type	Location distribution	Largest diameter of afferent artery (mm)
Patient	Multiplicity (Number)	(N/P/D)	(S/C)	Location distribution	Largest diameter of afferent artery (mm)
Haemothorax
1	Unilateral multiple (2)	D	S	RLL A6 subpleural	6.4
			S	RLL A7 subpleural^#	5.8
2	Solitary	D	S	LLL A9 subpleural^#	5.6
3	Solitary	N	S	RLL A10 subpleural^#	4.5
4	Solitary	D	S	LLL A9 subpleural^#	6.1
5	Solitary	N	S	LLL A9 subpleural^#	8.2
Haemoptysis
1	Solitary	N	C	RLL A9 + 10 subpleural^#	4.4
2	Solitary	N	S	RLLA9 subpleural^#	3.2
3	Solitary	D	C	LUL A1 + 2 subpleural^#	5.3
4	Bilateral multiple (4)	D	S	RML A4 + 5 subpleural	4.4
			S	RLL A10 outer 1/3^#	3.7
			C	LUL A1 + 2 outer 1/3	5.9
			S	LLL A7 + 8 inner	3
5	Solitary	N	S	LUL A5 subpleural^#	3.1
6	Bilateral multiple (2)	D	S	RLL A9 subpleural	3.9
			S	LLL A10 outer 1/3^#	6.4
7	Solitary	N	S	RML A5 subpleural^#	4.2
8	Unilateral multiple (3)	P	S	LUL A3 subpleural	3.2
			S	LUL A5 inner	3
			S	LLL A7 + 8 subpleural^#	4.9
9	Solitary	D	S	RML A5 outer 1/3^#	5
10	Unilateral multiple (2)	D	S	RML A5 subpleural	3.1
			S	RLL A9 outer 1/3^#	4.2
11	Bilateral multiple (2)	D	C	RUL A3 inner	6.5
			S	LUL A5 subpleural^#	5.7
12	Bilateral multiple (2)	D	C	RLL A10 outer 1/3	5.2
			S	LLL A10 subpleural^#	7.1
13	Solitary	P	S	LLL A6 subpleural^#	3.8

PAVM pulmonary arteriovenous malformation, HHT hereditary haemorrhagic telangiectasia, N none, P possible HHT, D definite HHT, S simple type, C complex type, RUL right upper lobe, RML right middle lobe, RLL right lower lobe, LUL left upper lobe, LLL left lower lobe, A artery of pulmonary segment; ^#ruptured lesions

ISSN: 1471-2466