case_images: PMC3504282_01
case_images: Ultrasound reveals a hypoechoic irregular mass located in the muscular plane with evidence of multiple calcific areas (marked with red arrow).
case_images: CRIM.ORTHOPEDICS2012-452651.001.jpg
case_images: PMC3504282_01_CRIM.ORTHOPEDICS2012-452651.001.jpg
case_images: fig1
case_images: Ultrasound revealed a hypoechoic irregular mass located in the muscular plane with evidence of increased vascularity and multiple calcific areas, all these features were favoring the diagnosis of haemangioma (Figure 1).
case_images: AP and lateral views of knee joint shows multiple phleboliths and minimal soft tissue swelling in suprapatellar region.
case_images: CRIM.ORTHOPEDICS2012-452651.002.jpg
case_images: PMC3504282_01_CRIM.ORTHOPEDICS2012-452651.002.jpg
case_images: fig2
case_images: As ultrasound revealed calcifications X-ray of the left knee was repeated which showed multiple phleboliths in addition to minimal soft tissue swelling (Figures 2(a) and 2(b)).
case_images: MRI reveals soft tissue mass in the vastus medialis which with high signal intensity on T
  1, T
  2, and PD FAT SAT images, with hypointense calcifications within.
case_images: CRIM.ORTHOPEDICS2012-452651.003.jpg
case_images: PMC3504282_01_CRIM.ORTHOPEDICS2012-452651.003.jpg
case_images: fig3
case_images: Vascular mass in the vastus medialis muscles with calcifications was encountered (calcification marked with black arrow).
case_images: CRIM.ORTHOPEDICS2012-452651.004.jpg
case_images: PMC3504282_01_CRIM.ORTHOPEDICS2012-452651.004.jpg
case_images: fig4
case_images: Microscopy shows skeletal muscle bundles and adipose tissue interspersed with large thick-walled blood vessels and few capillary-sized blood vessels filled with RBCs.
case_images: CRIM.ORTHOPEDICS2012-452651.005.jpg
case_images: PMC3504282_01_CRIM.ORTHOPEDICS2012-452651.005.jpg
case_images: fig5
case_images: These findings were in favor of cavernous type of intramuscular haemangioma (Figure 5).