Application of ultrasound in aggressive angiomyxoma: Eight case reports and review of literature

Table 1 Clinical information of the patients

Case No.	Gender	Age	Newly diagnosed/recurrent	Location	Maximal diameter (cm)
1	F	40	Newly diagnosed	Left side of the perineum - anterior to the anus	21
2	F	38	Newly diagnosed	Right side of the vulva - posterior to the uterus	16
3	F	40	Recurrent	Left to the perineum - anterior to the bladder	17
4	F	35	Recurrent	Proximal end of the left humerus - left side of the uterus	18
5	M	64	Newly diagnosed	Right spermatic cord - the top of the scrotum	10
6	F	38	Recurrent	Posterior wall of the vagina	7
7	F	45	Newly diagnosed	Posterior to the uterus	12
8	F	34	Newly diagnosed	Left posterior to the uterus	11

F: Female; M: Male.

Table 2 Sonographic features of the eight cases

Case No.	Overall appearance	Shape	Margin	Internal echogenicity	Blood flow in CDFI
1	Hypoechoic lesion	Irregular	Well-defined	Heterogeneous, isoechoic internal components	Positive
2	Hypoechoic lesion	Irregular	Well-defined	Heterogeneous, isoechoic internal components	Positive
3	Hypoechoic lesion	Irregular	Well-defined	Heterogeneous, isoechoic internal components	Positive
4	Hypoechoic lesion	Irregular	Poorly-defined	Heterogeneous, isoechoic internal components	Positive
5	Hypoechoic lesion	Irregular	Well-defined	Heterogeneous, isoechoic internal components	Positive
6	Hypoechoic lesion	Irregular	Well-defined	Heterogeneous, isoechoic internal components	Positive
7	Hypoechoic lesion	Irregular	Well-defined	Heterogeneous, isoechoic internal components	Positive
8	Hypoechoic lesion	Irregular	Well-defined	Heterogeneous, isoechoic internal components	Positive

Table 3 Magnetic resonance imaging features of four cases

Case No.	TI-weighted	T2-weighted	Contrast-enhanced pattern
2	Isointensity	Iso-hyperintensity, heterogeneous	Heterogeneous enhancement
3	Isointensity	Iso-hyperintensity, heterogeneous	*
4	Hyperintensity	Iso-hyperintensity, heterogeneous	Heterogeneous enhancement with multiple irregular enhancement areas
5	Isointensity	Iso-hyperintensity, heterogeneous	Heterogeneous enhancement