Topic 29 of 43 in the MU Plovdiv syllabus for Orthopaedics and Traumatology (Medicine, Year 4). The free AceMed note covers it in 5 sections, about 102 words (1 min of reading), with 13 flashcards.
In this note
Essay 29- Interarticular fractures of the knee joint
What is an interarticular fracture?
Etiology (mechanisms)
Symptoms
Treatment
What is an interarticular fracture?
Bone fracture in which the break crosses into the surface of a joint!
Always damages cartilage!
Etiology (mechanisms)
Distal femur can break straight across (transverse fracture) or into many pieces (comminuted fracture)
Sometimes these fractures extend into the knee joint and separate the surface of the bone into a few (or many) parts
Symptoms
Knee edema
Positive patellar dance symptom
Hemarthrosis
Anterior or posterior drawer symptoms becomes positive
Severe pain
Inability to walk
Muscle spasm
Weakness of leg below joint
Deformity of joint
Tenderness of joint
Treatment
Non-dislocated fracture- immobilization in a plaster leg for a period of 4-6 weeks!
Dislocated fractures- open surgical anatomical reduction
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