|
http://upload.medbullets.com/topic/4048/images/clinical photo (miller colorado)_moved.jpg
Introduction
  • Common soft tissue mass in children
    • most often not associated with meniscal tears 
      • unlike in the adult population
  • Pathoanatomy
    •  popliteal cysts usually are located
      • between muscles of 
        • semimembranosus 
        • medial head of gastrocnemius 
      •  from herniated posterior knee joint capsule synovium
Anatomy
  • Muscles posterior to medial knee capsule
    • semimembranosus  
    • medial head of gastrocnemius 
Presentation
  • Symptoms
    • usually asymptomatic
  • Physical exam
    • located in popliteal fossa
      • usually located medially and distal to knee crease
        • most pronounced with knee extended
    • mass will transilluminate
Imaging
  • Radiographs
    • are normal 
  • Ultrasound
    • consistent with cystic lesion
  • MRI
    • show fluid filled cyst
Treatment
  • Nonoperative
    • observation
      • indications
        • mainstay of treatment
          • with majority of cases resolving spontaneously q
  • Operative 
    • excision
      • indications
        • only if cyst causes significant discomfort 
        • failure of spontaneous resolution 
 

Please rate topic.

Average 3.7 of 18 Ratings

Questions (1)
EVIDENCE & REFERENCES (1)
GROUPS (1)
Topic COMMENTS (1)
Private Note