Category: Knee Pain/Injuries
-
Resistance Training Improves Running Biomechanics
Resistance training is accompanied by increases in hip strength and changes in lower extremity biomechanics during running. Clin Biomech (Bristol, Avon). 2009 Jan;24(1):26-34. Snyder KR, Earl JE, O’Connor KM, Ebersole KT. AbstractBACKGROUND:Movement and muscle activity of the hip have been shown to affect movement of the lower extremity, and been related to injury. The purpose…
-
Patellofemoral Pain & Orthotics, Predicting Who Will Benefit
A clinical prediction rule for identifying patients with patellofemoral pain who are likely to benefit from foot orthoses: a preliminary determination. Br J Sports Med. 2010 Sep;44(12):862-6. 26. Vicenzino B1, Collins N, Cleland J, McPoil T. AbstractOBJECTIVE:To develop a clinical prediction rule to identify patients with patellofemoral pain (PFP) who are more likely to benefit…
-
Tibial Stress Fractures in Runners: It’s All the Same Problem
Distinct hip and rearfoot kinematics in female runners with a history of tibial stress fracture. Journal of Orthopaedic & Sports Physical Therapy. 2010 Feb;40(2):59-66. Milner CE1, Hamill J, Davis IS. STUDY DESIGN: Cross-sectional controlled laboratory study. OBJECTIVES: To investigate the kinematics of the hip, knee, and rearfoot in the frontal and transverse planes in female…
-
Kinesio Tape Smells Like Placebo
Current evidence does not support the use of Kinesio Taping in clinical practice: a systematic review. J Physiother. 2014 Mar;60(1):31-9. Parreira Pdo C, Costa Lda C, Hespanhol Junior LC, Lopes AD, Costa LO. AbstractQuestions: Is Kinesio Taping more effective than a sham taping/placebo, no treatment or other interventions in people with musculoskeletal conditions? Is the addition…
-
Runners with Patellofemoral Pain, Have Altered Hip and Knee Rotational Stress
Patellofemoral joint stress during running in females with and without patellofemoral pain. Knee. 2012 Oct;19(5):703-8. Wirtz AD1, Willson JD, Kernozek TW, Hong DA. AbstractPatellofemoral pain (PFP) is a common complaint among female runners. The etiology for PFP is frequently associated with increased patellofemoral joint stress (PFJS) and altered hip and knee joint kinematics during running.…
-
Foot Orthotics Help Some with Patellofemoral Pain
Foot orthoses and physiotherapy in the treatment of patellofemoral pain syndrome: randomised clinical trial. Br J Sports Med. 2009 Mar;43(3):169-71. Collins N1, Crossley K, Beller E, Darnell R, McPoil T, Vicenzino B. AbstractOBJECTIVE:To compare the clinical efficacy of foot orthoses in the management of patellofemoral pain syndrome with flat inserts or physiotherapy, and to investigate…
-
Total Knee Functional Outcome Measure Doesn’t Measure Function
Comparison of self-reported knee injury and osteoarthritis outcome score to performance measures in patients after total knee arthroplasty. PM&R. 2011 Jun;3(6):541-9 Stevens-Lapsley JE1, Schenkman ML, Dayton MR. AbstractOBJECTIVE:To characterize patient outcomes after total knee arthroplasty (TKA) by (1) examining changes in self-report measures (Knee Injury and Osteoarthritis Outcome Score [KOOS]) and performance measures over the…
-
Running Volume Increase Effects on Injury
Can GPS be used to detect deleterious progression in training volume among runners? J Strength Cond Res. 2013 Jun;27(6):1471-8. Nielsen RO1, Cederholm P, Buist I, Sørensen H, Lind M, Rasmussen S. AbstractThere is a need to ascertain if an association exists between excessive progression in weekly volume and development of running-related injuries (RRI). The purpose…
-
Marathon Runners, Running >30 Km/Wk Decreases Risk of Injury
Weekly running volume and risk of running-related injuries among marathon runners. International Journal of Sports Physical Therapy. 2013 Apr;8(2):111-20. Rasmussen CH, Nielsen RO, Juul MS, Rasmussen S. AbstractPURPOSEBACKGROUND: The purpose of this study was to investigate if the risk of injury declines with increasing weekly running volume before a marathon race.METHODS:The study was a retrospective…
-
Patellofemoral Pain Most Associated with Hip Weakness
Influence of the hip on patients with patellofemoral pain syndrome: a systematic review. Sports Health. 2011 Sep;3(5):455-65. Meira EP, Brumitt J. AbstractCONTEXT:Patellofemoral pain syndrome (PFPS) is one of the most common conditions limiting athletes. There is a growing body of evidence suggesting that dysfunction at the hip may be a contributing factor in PFPS.DATA SOURCES:MEDLINE…
-
Total Knee Replacement: More than 85% Last at Least 20 Years
What is the evidence for total knee arthroplasty in young patients?: a systematic review of the literature. Clin Orthop Relat Res. 2011 Feb;469(2):574-83. Keeney JA1, Eunice S, Pashos G, Wright RW, Clohisy JC. AbstractBACKGROUND:TKA is commonly performed to treat advanced inflammatory and degenerative knee arthritis. With increasing use in younger patients, it is important to…
-
Post Total Knee Replacement; If You Can Walk Fast for 6 Minutes, You Can Walk Fast for 30.
The six-minute walk test is an excellent predictor of functional ambulation after total knee arthroplasty. BMC Musculoskelet Disord. 2013 Apr 24;14:145. Ko V, Naylor JM, Harris IA, Crosbie J, Yeo AE. Abstract BACKGROUND: The Six-minute walk (6 MW) and Timed-Up-and-Go (TUG) are short walk tests commonly used to evaluate functional recovery after total knee arthroplasty…
-
ACL Repair: Abnormal Gait, Future Arthritis Due to Low Strength
The effect of insufficient quadriceps strength on gait after anterior cruciate ligament reconstruction. Clin Biomech (Bristol, Avon). 2002 Jan;17(1):56-63. Lewek M1, Rudolph K, Axe M, Snyder-Mackler L. From the study: BACKGROUND:Individuals following anterior cruciate ligament rupture often demonstrate reduced knee angles and moments during the early stance phase of gait. Alterations in gait can neither…
-
After ACL Repair: Lunges Appear Particularly Safe
Rehabilitation after ACL Injury: A Fluoroscopic Study on the Effects of Type of Exercise on the Knee Sagittal Plane Arthrokinematics. Biomed Res Int. 2013;2013 Norouzi S1, Esfandiarpour F, Shakourirad A, Salehi R, Akbar M, Farahmand F. From the study: AbstractA safe rehabilitation exercise for anterior cruciate ligament (ACL) injuries needs to be compatible with the…
-
Rehabilitation after ACL Reconstruction: Leg Extensions, Knee Laxity, and Training Load (Not What You Would Expect)
Is knee laxity change after ACL injury and surgery related to open kinetic chain knee extensor training load? Am J Phys Med Rehabil. 2009 May;88(5):369-75. Morrissey MC, Perry MC, King JB.From the study: OBJECTIVE:The purpose of this study was to evaluate whether knee anterior laxity changes after anterior cruciate ligament injury and surgery are related…
-
Wall Squats Not so Good after ACL Reconstruction
Tibial displacement and rotation during seated knee extension and wall squatting: a comparative study of tibiofemoral kinematics between chronic unilateral anterior cruciate ligament deficient and healthy knees. Knee. 2013 Oct;20(5):346-53. Keays SL1, Sayers M, Mellifont DB, Richardson C. From the study: “Following anterior cruciate ligament (ACL) rupture, the knee becomes unstable with alterations in joint…
-
ACL Reconstruction, Leg Extensions Safe but Timing is Everything
Early versus late start of open kinetic chain quadriceps exercises after ACL reconstruction with patellar tendon or hamstring grafts: a prospective randomized outcome study. Knee Surg Sports Traumatol Arthrosc. 2007 Apr;15(4):402-14. Epub 2007 Jan 12. Heijne A, Werner S. From the study: AbstractThe purpose of the present investigation was to evaluate physical outcome after anterior…
-
After ACL Repair, Closed Kinetic Chain Exercises Not Enough to Restore Quadriceps Strength
Closed kinetic chain alone compared to combined open and closed kinetic chain exercises for quadriceps strengthening after anterior cruciate ligament reconstruction with respect to return to sports: a prospective matched follow-up study. Knee Surg Sports Traumatol Arthrosc. 2000;8(6):337-42. Mikkelsen C1, Werner S, Eriksson E. From the study: AbstractRehabilitation after anterior cruciate ligament (ACL) reconstruction has…
-
Without Aggressive Rehabilitation Function Usually Diminished 1 Year Post-Op after Total Knee Replacement
Physical impairments and functional limitations: a comparison of individuals 1 year after total knee arthroplasty with control subjects. Physical Therapy. 1998 Mar;78(3):248-58. From the study: SUBJECTS:Twenty-nine individuals 1 year following TKA (13 women, 16 men) and 40 age- and gender-matched control subjects (18 women, 22 men) were assessed.METHODS:Walking speed, stair-climbing ability, knee torque (in newton-meters),…
-
Electric Muscle Stimulation Prevents Atrophy after Total Knee Replacement
Early neuromuscular electrical stimulation to improve quadriceps muscle strength after total knee arthroplasty: a randomized controlled trial. Physical Therapy. 2012 Feb;92(2):210-26. Stevens-Lapsley JE1, Balter JE, Wolfe P, Eckhoff DG, Kohrt WM. From the study: “Sixty-six patients, aged 50 to 85 years and planning a primary unilateral TKA, were randomly assigned to receive either standard rehabilitation…
-
Physical Therapy after Total Knee Arthoplasty: Neuromuscular Electrical Stimulation Causes a Significant Boost in Quadriceps Strength
Neuromuscular electrical stimulation for quadriceps muscle strengthening after bilateral total knee arthroplasty: a case series. Journal of Orthopaedic & Sports Physical Therapy. 2004 Jan;34(1):21-9. AbstractSTUDY DESIGN:A case series. OBJECTIVES:The purpose of this case series was to assess the effect of high-intensity neuromuscular electrical stimulation (NMES) on quadriceps strength and voluntary activation following total knee arthroplasty…
-
Physical Therapy and EMS after Total Knee Arthoplasty: More Current = More Muscle
Relationship between intensity of quadriceps muscle neuromuscular electrical stimulation and strength recovery after total knee arthroplasty. Physical Therapy. 2012 Sep;92(9):1187-96. AbstractBACKGROUND:Neuromuscular electrical stimulation (NMES) can facilitate the recovery of quadriceps muscle strength after total knee arthroplasty (TKA), yet the optimal intensity (dosage) of NMES and its effect on strength after TKA have yet to be…
-
Electric Muscle Stimulation Well Tolerated by Patients at Sufficient Intensities to Strengthen Muscle after Total Knee Replacement
Response of male and female subjects after total knee arthroplasty to repeated neuromuscular electrical stimulation of the quadriceps femoris muscle. Am J Phys Med Rehabil. 2010 Jun;89(6):464-72. AbstractOBJECTIVES:To examine responses to repeated neuromuscular electrical stimulation of the quadriceps femoris muscle in male and female subjects after total knee arthroplasty. DESIGN:Sixty-four subjects who underwent total knee…
-
Cortisone, Eccentric vs Heavy Slow Resistance for Patellar Tendinopathy
Corticosteroid injections, eccentric decline squat training and heavy slow resistance training in patellar tendinopathy. Kongsgaard M, Kovanen V, Aagaard P, Doessing S, Hansen P, Laursen AH, Kaldau NC, Kjaer M, Magnusson SP. Scand J Med Sci Sports. 2009 Dec;19(6):790-802. Epub 2009 May 28. Abstract A randomized-controlled single-blind trial was conducted to investigate the clinical, structural…
-
Electric Muscle Stimulation BEFORE Total Knee Replacement Improves Outcomes
“Effects of preoperative neuromuscular electrical stimulation on quadriceps strength and functional recovery in total knee arthroplasty. A pilot study. BMC Musculoskelet Disord. 2010 Jun 14;11:119. ” <br) BACKGROUND: Supervised preoperative muscle strengthening programmes (prehabilitation) can improve recovery after total joint arthroplasty but are considered resource intensive. Neuromuscular electrical stimulation (NMES) has been shown to improve…
-
Physical Therapy and EMS: Restores Activation, Strength 1 Year Post TKA
”The use of neuromuscular electrical stimulation to improve activation deficits in a patient with chronic quadriceps strength impairments following total knee arthroplasty. Journal of Orthopaedic & Sports Physical Therapy. 2006 Sep;36(9):678-85.” This was a single-patient case study of a patient who had high level function but persistent quadriceps weakness and activation deficits 13.5 months post op.…
-
Muscle Deficits Usually Persist Long after Total Knee Replacement
“Muscle deficits persist after unilateral knee replacement and have implications for rehabilitation. Physical Therapy. 2009 Oct;89(10):1072-9.” From the study: “Participants were 29 women and 19 men who were 55 to 75 years old and had undergone unilateral knee replacement surgery an average of 10 months earlier. The maximal torque and power of the knee extensor and…
-
How Soon is Too Soon to Lift Weights after Total Knee Arthroplasty?
Progressive strength training (10 RM) commenced immediately after fast-track total knee arthroplasty: is it feasible? Disabil Rehabil. 2012;34(12):1034-40. From the study: “Fourteen patients with unilateral TKA were included from a fast-track orthopedic arthroplasty unit. They received rehabilitation including progressive strength training of the operated leg (leg press and knee-extension), using relative loads of 10 repetition…
-
Getting the Most out of Your Total Knee, Strength Matters
So I read ALL of Dr. Tarlow’s blog, who first suggested I start a blog on my own. It took me a few weeks but I read every post, and learned A LOT about knee surgery from the surgeon’s perspective. One topic he wrote about that sticks in my memory showed the more you like…
-
Standard PRE as Good as Eccentric Exercise for Jumper’s Knee in Season Volleyball
No effect of eccentric training on jumper’s knee in volleyball players during the competitive season: a randomized clinical trial. Visnes H, Hoksrud A, Cook J, Bahr R. Clin J Sport Med. 2005 Jul;15(4):227-34. AbstractBACKGROUND: The effect of surgery on patellar tendinopathy (jumper’s knee) is questionable, and conservative treatment protocols have not been properly documented. PURPOSE:…
-
Decline Squats for Volleyball Players with Patellar Tendinopathy
Eccentric decline squat protocol offers superior results at 12 months compared with traditional eccentric protocol for patellar tendinopathy in volleyball players. Young MA, Cook JL, Purdam CR, Kiss ZS, Alfredson H. Br J Sports Med. 2005 Feb;39(2):102-5. Erratum in: Br J Sports Med. 2005 Apr;39(4):246. AbstractBACKGROUND: Conservative treatment of patellar tendinopathy has been minimally investigated.…
-
Decline Squats for Patellar Tendinopathy
A pilot study of the eccentric decline squat in the management of painful chronic patellar tendinopathy. Purdam CR, Jonsson P, Alfredson H, Lorentzon R, Cook JL, Khan KM. Br J Sports Med. 2004 Aug;38(4):395-7. AbstractOBJECTIVES: This non-randomised pilot study investigated the effect of eccentric quadriceps training on 17 patients (22 tendons) with painful chronic patellar…
-
Drop Squats vs. Leg Extension/ Curl for Jumper’s Knee
A randomised clinical trial of the efficacy of drop squats or leg extension/leg curl exercises to treat clinically diagnosed jumper’s knee in athletes: pilot study. Cannell LJ, Taunton JE, Clement DB, Smith C, Khan KM. Br J Sports Med. 2001 Feb;35(1):60-4. AbstractOBJECTIVES: To compare the therapeutic effect of two different exercise protocols in athletes with…
-
Isokinetic Eccentric Exercise for Recurrent Tendinitis
Treatment of recurrent tendinitis by isokinetic eccentric exercise. Croisier J-L, Forthomme B, Foidart-Dessalle M, Godon B, Crielaard J-M. Isokinetics and Exercise Science. 2001;9:133-141. Diagnosis: 9 Achilles, 10 patellar, and 15 lateral epicondyllar Outcome: 15/34 patients had complete relief of symptoms, 10/34 had marked decrease in symptoms, 5/34 had moderate decrease in symptoms, and 4/34 had…
-
Hip Abduction Strength More Important to Function than Quadriceps after TKA
Hip abduction strength more important to function than quadriceps after Total Knee Arthroplasty. Physical Therapy. Feb 2011; 91(2): 225–233. From the study: Measurements Strength of quadriceps muscles and hip abductors was measured using an isokinetic dynamometer. Performance-based physical function was assessed with 4 measures: self-selected walking speed, the Figure-of-8 Walk Test, the Stair Ascend/Descend Test,…
-
Evaluation of Eccentric Exercise in Treatment of Patellar Tendinitis
Evaluation of eccentric exercise in treatment of patellar tendinitis. Jensen K, Di Fabio RP. Physical Therapy. 1989 Mar;69(3):211-6. Abstract The purpose of this study was to analyze the effects of a quadriceps femoris muscle eccentric training program on strength gain in patients with patellar tendinitis. The effect of an eight-week eccentric exercise program on quadriceps…