Partial or complete tear of plantaris musculotendinous unit, usually around myotendinous junction
IMAGING
General Features
MR Findings
Ultrasonographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
Vlaic J et al: The plantaris muscle: too important to be forgotten. A review of evolution, anatomy, clinical implications and biomechanical properties. J Sports Med Phys Fitness. 59(5):839-45, 2019
Olewnik Ł et al: The plantaris muscle tendon and its relationship with the Achilles tendinopathy. Biomed Res Int. 2018:9623579, 2018
Zdziarski LA et al: It is not the gastrocnemius, soleus, or Achilles….what could it be? A plantaris muscle injury. Curr Sports Med Rep. 14(2):84-5, 2015
Fields KB: Running injuries - changing trends and demographics. Curr Sports Med Rep. 10(5):299-303, 2011
Lopez GJ et al: Plantaris rupture: a mimic of deep venous thrombosis. J Emerg Med. 40(2):e27-30, 2011
Russell AS et al: Tennis leg--a new variant of an old syndrome. Clin Rheumatol. 30(6):855-7, 2011
Boer R et al: Neglected Achilles tendon rupture with central insertional plantaris tendon hypertrophy: two cases. Strategies Trauma Limb Reconstr. 4(1):41-3, 2009
Das S: Plantaris tendon: cadaveric study with clinical implications. Surg Radiol Anat. 31(1):73-4, 2009
Hohendorff B et al: Treatment of acute Achilles tendon rupture: fibrin glue versus fibrin glue augmented with the plantaris longus tendon. J Foot Ankle Surg. 48(4):439-46, 2009
Lui TH: Endoscopic-assisted Achilles tendon repair with plantaris tendon augmentation. Arthroscopy. 23(5):556, 2007
Harmon KJ et al: Isolated rupture of the plantaris tendon in a high school track athlete. Clin J Sport Med. 16(4):361-3, 2006
Mozena J et al: Plantaris tendon ruptures. J Am Podiatr Med Assoc. 94(5):505-8, 2004
Delgado GJ et al: Tennis leg: clinical US study of 141 patients and anatomic investigation of four cadavers with MR imaging and US. Radiology 224(1):112-9, 2002
Taras JS et al: Compartment syndrome of the leg after plantaris tendon harvest: a case report. J Hand Surg Am. 26(6):1135-7, 2001
Saxena A et al: Magnetic resonance and cadaveric findings of the incidence of plantaris tendon. Foot Ankle Int. 21(7):570-2, 2000
Leekam RN et al: Using sonography to diagnose injury of plantaris muscles and tendons. AJR Am J Roentgenol. 172(1):185-9, 1999
Helms CA et al: Plantaris muscle injury: evaluation with MR imaging. Radiology. 195(1):201-3, 1995
Allard JC et al: Imaging of plantaris muscle rupture. Clin Imaging. 16(1):55-8, 1992
Mackay IR et al: Imaging the plantaris tendon with ultrasound. Br J Plast Surg. 43(6):689-91, 1990
Related Anatomy
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
TERMINOLOGY
Synonyms
Tennis leg
Definitions
Partial or complete tear of plantaris musculotendinous unit, usually around myotendinous junction
IMAGING
General Features
MR Findings
Ultrasonographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
Vlaic J et al: The plantaris muscle: too important to be forgotten. A review of evolution, anatomy, clinical implications and biomechanical properties. J Sports Med Phys Fitness. 59(5):839-45, 2019
Olewnik Ł et al: The plantaris muscle tendon and its relationship with the Achilles tendinopathy. Biomed Res Int. 2018:9623579, 2018
Zdziarski LA et al: It is not the gastrocnemius, soleus, or Achilles….what could it be? A plantaris muscle injury. Curr Sports Med Rep. 14(2):84-5, 2015
Fields KB: Running injuries - changing trends and demographics. Curr Sports Med Rep. 10(5):299-303, 2011
Lopez GJ et al: Plantaris rupture: a mimic of deep venous thrombosis. J Emerg Med. 40(2):e27-30, 2011
Russell AS et al: Tennis leg--a new variant of an old syndrome. Clin Rheumatol. 30(6):855-7, 2011
Boer R et al: Neglected Achilles tendon rupture with central insertional plantaris tendon hypertrophy: two cases. Strategies Trauma Limb Reconstr. 4(1):41-3, 2009
Das S: Plantaris tendon: cadaveric study with clinical implications. Surg Radiol Anat. 31(1):73-4, 2009
Hohendorff B et al: Treatment of acute Achilles tendon rupture: fibrin glue versus fibrin glue augmented with the plantaris longus tendon. J Foot Ankle Surg. 48(4):439-46, 2009
Lui TH: Endoscopic-assisted Achilles tendon repair with plantaris tendon augmentation. Arthroscopy. 23(5):556, 2007
Harmon KJ et al: Isolated rupture of the plantaris tendon in a high school track athlete. Clin J Sport Med. 16(4):361-3, 2006
Mozena J et al: Plantaris tendon ruptures. J Am Podiatr Med Assoc. 94(5):505-8, 2004
Delgado GJ et al: Tennis leg: clinical US study of 141 patients and anatomic investigation of four cadavers with MR imaging and US. Radiology 224(1):112-9, 2002
Taras JS et al: Compartment syndrome of the leg after plantaris tendon harvest: a case report. J Hand Surg Am. 26(6):1135-7, 2001
Saxena A et al: Magnetic resonance and cadaveric findings of the incidence of plantaris tendon. Foot Ankle Int. 21(7):570-2, 2000
Leekam RN et al: Using sonography to diagnose injury of plantaris muscles and tendons. AJR Am J Roentgenol. 172(1):185-9, 1999
Helms CA et al: Plantaris muscle injury: evaluation with MR imaging. Radiology. 195(1):201-3, 1995
Allard JC et al: Imaging of plantaris muscle rupture. Clin Imaging. 16(1):55-8, 1992
Mackay IR et al: Imaging the plantaris tendon with ultrasound. Br J Plast Surg. 43(6):689-91, 1990
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