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| Was there trauma or direct impact to the knee? | |
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yes, next |
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| Is the patient able to weight bear on the leg? | |
no, next |
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| Is there deformity to the femur or tibia? | |
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yes |
 Fracture
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| Was there trauma or direct impact to the knee? | |
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yes, next |
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| Is the patient able to weight bear on the leg? | |
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no, next |
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| Is there deformity to the femur or tibia? | |
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no, next |
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| Is the patella out of normal alignment or subluxed? | |
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yes |
| Patella dislocation
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| Was there trauma or direct impact to the knee? | |
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yes, next |
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| Is the patient able to weight bear on the leg? | |
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yes, next |
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| Is there laxity to the ligaments ( ACL/ PCL / LCL / MCL ) without an end feel? | |
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yes |
| Ligament tear
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| Was there trauma or direct impact to the knee? | |
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yes, next |
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| Is the patient able to weight bear on the leg? | |
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yes, next |
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| Is there laxity to the ligaments ( ACL/ PCL / LCL / MCL ) without an end feel? | |
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no, next |
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| Is there laxity to the ligaments (ACL/ PCL / LCL / MCL ) with an end feel and pain? | |
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yes |
| Ligament sprain
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| Was there trauma or direct impact to the knee? | |
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yes, next |
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| Is the patient able to weight bear on the leg? | |
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yes, next |
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| Is there laxity to the ligaments ( ACL/ PCL / LCL / MCL ) without an end feel? | |
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no, next |
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| Is there laxity to the ligaments (ACL/ PCL / LCL / MCL ) with an end feel and pain? | |
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no, next |
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| Is there pain on McMurray’s testing? | |
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yes |
| Meniscal injury
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| Was there trauma or direct impact to the knee? | |
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yes, next |
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| Is the patient able to weight bear on the leg? | |
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yes, next |
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|
|
| Is there laxity to the ligaments ( ACL/ PCL / LCL / MCL ) without an end feel? | |
|
no, next |
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| Is there laxity to the ligaments (ACL/ PCL / LCL / MCL ) with an end feel and pain? | |
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no, next |
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| Is there pain on McMurray’s testing? | |
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no, next |
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| Is there bruising / tenderness to the quadriceps / hamstring region? | |
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yes, next |
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| Is there pain on McMurray’s testing? | |
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yes |
| Muscle strain
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| Was there trauma or direct impact to the knee? | |
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no, next |
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| Is there laxity to the ligaments ( ACL/ PCL / LCL / MCL ) without an end feel? | |
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no, next |
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| Is there laxity to the ligaments (ACL/ PCL / LCL / MCL ) with an end feel and pain? | |
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no, next |
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| Is there pain on McMurray’s testing? | |
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no, next |
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| Is there bruising / tenderness to the quadriceps / hamstring region? | |
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no, next |
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| Is pain worse on rest then relieved on movement and patient over 50 years? | |
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yes |
| Osteoarthritis
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| Was there trauma or direct impact to the knee? | |
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no, next |
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| Is there laxity to the ligaments ( ACL/ PCL / LCL / MCL ) without an end feel? | |
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no, next |
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| Is there laxity to the ligaments (ACL/ PCL / LCL / MCL ) with an end feel and pain? | |
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no, next |
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| Is there pain on McMurray’s testing? | |
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no, next |
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| Is there bruising / tenderness to the quadriceps / hamstring region? | |
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no, next |
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| Is pain worse on rest then relieved on movement and patient over 50 years? | |
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no, next |
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| Is the pain provoked with Clarke’s test and taking steps in the full squat position? | |
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yes |
| Patellofemoral joint
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| Was there trauma or direct impact to the knee? | |
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no, next |
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| Is there laxity to the ligaments ( ACL/ PCL / LCL / MCL ) without an end feel? | |
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no, next |
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|
|
| Is there laxity to the ligaments (ACL/ PCL / LCL / MCL ) with an end feel and pain? | |
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no, next |
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| Is there pain on McMurray’s testing? | |
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no, next |
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| Is there bruising / tenderness to the quadriceps / hamstring region? | |
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no, next |
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| Is pain worse on rest then relieved on movement and patient over 50 years? | |
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no, next |
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| Is the pain provoked with Clarke’s test and taking steps in the full squat position? | |
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no, next |
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| Is there pain to the lateral (outside) aspect of the knee and a positive Ober’s test? | |
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yes |
| Iliotibial band syndrome
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