1Wetzel L H, Levine R. Soft-tissue tumors of the foot: value of MR imaging for specific diagnosis[J]. AJR Am J Roentgenol,1990, 155(5): 1025-1030.
2Sub J S, Hwang G J, Hahan S B. Soft tissue hemangioma: MR manifestations in 23 patients[J]. Skeletal Radiology, 1994, 23(8): 621-625.
3Sung M S, Kang H S, Lee H G. Regional bone changes in deep soft tissue hemangiomas: radiographic a MR features[J]. Skeletal Radiol, 1998, 27(4): 205-210.
4Buetow P C, Kransdorf M J, Moser R P, et al. Radiologic appearance of intramuscular hemangioma with emphasis on MR imaging[J]. AJR Am J Roentgenol, 1990, 154(3): 563-567.
5Ramon Ramirez J, Seoane J, Montero J, et al. Isolated gingival metastasis from hepatocellular carcinoma mimicking a pyogenic granuloma. [J]. Clin Periodontal, 2003,30(10): 926 - 929.
6Lee MC, Huang YL, Yang CH, et al. Cutaneous seeding of hepatocellular carcinoma due to percutaneous ethanol injection and masquerading as a pyogenic granuloma [J]. Dermatol Surg, 2004, 30(3):438 -440.
7Mills SE, Cooper PH, Fechner RE. Lobular capillary hemangioma: the underlying lesion of pyogenic granuloma. A study of 73 cases from the oral and nasal mucous membranes[J]. Am J Surg Pathol, 1980,4(5):470 - 479.