OPC Orthotics Written Practice Questions - OPC Orthotics Written Certification Examination Exam

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During the clinical examination of a patient with limited ankle dorsiflexion, you perform the Silfverskiöld test. You note that ankle dorsiflexion is limited to -5 degrees (plantarflexed) with the knee fully extended, but increases to 15 degrees of dorsiflexion when the knee is flexed to 90 degrees. How should you interpret these findings?

The patient has an isolated contracture of the soleus muscle. The patient has an isolated contracture of the gastrocnemius muscle. The patient has a bony block within the talocrural joint. The patient has a combined contracture of both the gastrocnemius and soleus muscles.

Correct Answer:

The patient has an isolated contracture of the gastrocnemius muscle.

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