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Physical Therapy Continuing Education eProfessor Profile

Chad Cook PT, Ph.D., M.B.A., FAAOMPT

Dr. Cook is an internationally acclaimed expert in differential diagnosis. He teaches over 2,000 physical therapists a year on the topic, and his books have sold over 5,000 copies. His writing and teaching is evidence-based and well received, as demonstrated through his over 70 peer-reviewed publications and his multiple awards in teaching and writing.
  • Professor and Vice-Chief of Research at Duke University's Division of Physical Therapy in Durham, North Carolina.
  • Has published over 70 peer-reviewed research articles, as well as two books.
  • Past editor-in-chief, Journal of Manual and Manipulative Therapy.
  • Williams Evans Research Fellow, University of Otago, 2012.
  • 2009 Dorothy E. Baethke — Eleanor J. Carlin Award recipient for Excellence in Academic Teaching from the APTA.
  • Two-time recipient of the OPTP/JMMT Literature Review Award.
  • Three-time recipient of Duke University’s physical therapy teaching award.
  • Senior Faculty with Maitland Australian Physiotherapy Seminars.


Differential Diagnosis (7.50 hours)

Chad Cook PT, Ph.D., M.B.A., FAAOMPT

Recommended Lecture Sequence:
  1. Foundational Clinical Decision Making (2.00 hours) - $59.90 -    - Buy Course
  2. Spot Diagnosis or Triage (2.00 hours) - $59.90 -    - Buy Course
  3. Differential Diagnosis of the Upper Quarter (1.50 hours) - $44.93 -    - Buy Course
  4. Differential Diagnosis of the Lower Quarter (2.00 hours) - $59.90 -    - Buy Course

Buy Course

Peer-Reviewed Publications

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  • Cook C, Merrifield H. Distance learning outcomes for Texas Tech University’s physical therapy program. J Phys Ther Ed. 2003;17:76-9
  • Cook C, Shroyer J. Vigorous physical activity and fall occurrence. Phys Occupational Ther Geriatrics. 2003;20:1-19
  • Cook C. The effect of a pre-perceptual educational instrument on inter-rater reliability in physical therapists. Internet Journal of Allied Health and Sciences 2003;1,2
  • Cook C, Stickley L, Akram N, Benavides Y, Renz C, Ramey K. Inter-rater reliability of coupling pattern observations of the pathological lumbar spine: A pilot study. J Man Manipulative Ther. 2004;12(4):192-8
  • Cook C, Brismee JM, Sizer P. Factors associated with physiotherapists' confidence during assessment of clinical cervical and lumbar spine instability. Physiother Res Int. 2005;10:59-71
  • Cook C, Brismee JM, Fleming R, Sizer P. Identifiers suggestive of clinical cervical spine instability: a Delphi study of physical therapists. Phys Ther. 2005;85:895-906
  • Cook C, Brismee JM, Sizer P. S Subjective and objective descriptors of clinical lumbar spine instability: a Delphi study. Man Ther. 2006;11:11-21
  • Cook C; Richardson JK; Braga, L, Menezes A; Soler X; Kume P; Zaninelli, M; Socolows F; Pietrobon R. Cross Cultural adaptation and validation of the Brazilian Portuguese version of the Neck Disability Index and Neck Pain and Disability Scale. Spine. 2006;31:1621-7
  • Cook C, Richardson JK, Pietrobon R, Braga L, Silva H, Turner D. Development of the NHANES ADL scale: Factor analysis, item response theory analysis, and criterion validity. Disabi Rehabil. 2006;28:929-35
  • Cook C, Richardson JK, Pietrobon R. Dimensionality, internal consistency, and item analysis of the National Health and Nutrition Examination Surveys activities of daily living instrument among patients with report of low back pain. J Manipulative Physiological Ther. 2006;29:183-9
  • Cook C, Pietrobon R. Dimesionality, internal consistency, and item analysis of the NHANES ADL instrument among patients with report of frequent severe headaches. Physiother Res Int. 2006;11:84-92
  • Cook C, Goode A, Erb D, Richardson JK, Pietrobon R. Validation of an Item Bank in a Sample of Community-Dwelling Survivors of Stroke. J Geriatr Phys Ther. 2006;29:107-14
  • Guevara CJ, Cook C, Pietrobon R, Rodriquez G, Nunley J 2nd, Higgs LD, Olson SA, Vail TP. Validation of a Spanish version of the Short Musculoskeletal Function Assessment Questionnaire (SMFA). J Orthop Trauma. 2006;20:623-629
  • Freedman J, Guller U, Benjamin DK, Higgins LD, Pan D, Cook C, Pietrobon R. National trends in health care utilization and racial and socioeconomic disparities in pediatric pyogenic arthritis. J Ped Orthop. 2006;26:709-715
  • Cook C, Hegedus E, Showalter C, Sizer P. Coupling Behavior of the Cervical Spine: A systematic review of the literature. J Manipulative Physiological Ther. 2006;29:570-5
  • Hegedus E, Cooper L, Cook C. Differential diagnosis of a female weight lifter with Paget’s Schroetter Syndrome. J Orthop Sports Phys Ther. 2006;36:882-6
  • Cook C, Massa L, Harm-Ernandes I, Segneri R, Adcock J, Kennedy C, Figuers C. Inter-rater reliability and diagnostic accuracy of pelvic girdle pain classification. J Manipulative Physiological Ther. 2007;30:252-8
  • Sizer P, Brismee JM, Cook C. Coupling behavior of the thoracic spine: a systematic review of the literature. J Manipulative Physiological Ther. 2007;30:390-9
  • Chuckpaiwong B, Cook C, Pietrobon R, Nunely J. Metatarsal Stress Fracture in Sports: Comparative Risk Factors between Proximal and Non-proximal Locations. Br J Sports Med. 2007;41(8):510-4
  • Kirby K, Showalter C, Cook C. Assessment of the importance of glenohumeral peripheral mechanics by practicing physical therapists. Physiother Res Internat. 2007;12(3):136-146
  • Shah A, Pietrobon R, Cook C, Sheth NP, Nguyen L, Guo L, Jacobs DO, Kuo PC.  Little science, big science: strategies for research portfolio selection in academic surgery departments.  Ann Surg. 2007;246:1110-1115
  • Browne J, Cook C, Pietrobon R, Richardson W. Diabetes and Early Postoperative Outcomes Following Lumbar Fusion. Spine. 2007;32(20):2214-9
  • Hegedus E, Cook C, Goode A, Physical Examination Tests for Assessing a Torn Meniscus in the Knee: A Meta-Analysis. J Ortho Sports Phys Ther. 2007;37:541-50
  • Cook C, Santos G, Lima R, Pietrobon R, Jacobs D, Richardson W. Geographic variation in lumbar fusion for degenerative disorders: 1990-2000. Spine J. 2007;7:552-7
  • Higgins L, Taylor M, Park D, Ghodadra N, Marchant M, Pietrobon R, Cook C. Reliability and Validity of the International Knee Documentation Committee (IKDC) Subjective Knee Form. Joint Bone Spine. 2007;74(6):594-9
  • Higgins LD, Taylor MK, Park D, Ghodadra N, Marchant M Jr., Pietrobon R, Cook C. Reliability and Validation of the International Knee Documentation Committee (IKDC) Subjective Knee Form. La Revue du Rhumatisme. 2007 (In press)
  • Hegedus E, Goode A, Campbell S, Moran A, Tamaddoni M, Moorman CT, Cook C. Physical Examination Tests of the Shoulder: A Systematic Review with Meta-analysis of Individual Tests. Br J Sports Med. 2007 Aug 24; [Epub ahead of print]
  • Braga-Baiak A, Shah A, Braga L, Pietrobon R, Cook C. Intra- and Inter Observer Reliability of MRI Examination of Intervertebral Disc Abnormalities in Patients with Cervical Myelopathy. Eur J Radiol. 2008;65:91-8
  • Humphries WE, Jain N, Pietrobon R, Socolows F, Cook C, Higgins L. The effect of the Deyo index score on outcomes and cost for patients recieving shoulder arthroplasty: a retrospective analysis using the HCUP Nationwide Inpatient Sample. J Orthop Surg. (accepted)
  • Cook C, Braga A, Shah A, Pietrobon R, Neta C. Observer agreement of spinal stenosis on magnetic resonance imaging analysis of patients with cervical spine myelopathy. (Accepted): J Manipulative Physiological Ther. 2008
  • Cook C, Tackett S, Shah A, Pietrobon R, Browne J, Viens N, Richardson W, Isaacs R. Diabetes and perioperative outcomes following cervical fusion in patients with myelopathy. (accepted) Spine. 2008
  • Lemaire A, Cook C, Tackett S, Mendes DM, Shortell C. The Impact of Race and Insurance Type on the Outcome of Endovascular Abdominal Aortic Aneurysm (AAA) Repair. (accepted) J Vascular Surg. 2008
  • Shamji MF, Cook C, Tackett S, Brown C, Isaacs RE. Impact of Preoperative Neurological Status on Perioperative Morbidity Associated with Anterior and Posterior Cervical Fusion. J Neurosurgery: Spine, in press July 08
  • Cook C, Cook A, Worrell TE. Manual Therapy Provided by Physical Therapists in a Hospital Based Setting: A Retrospective Analysis. J Manipulative Physiol Ther. 2008 (accepted)
  • Cook C, Ngyen L, Hegedus E, Sandago A, Pietrobon R, Constantinou D, Bavornrit C, Jaspal S, Moorman CT. Continental variations in pre-operative and post-operative management of patients with anterior cruciate ligament repair. European J Phys Rehabil Med. (accepted 2008).
  • Shamji M, Cook C, Tackett S, Pietrobon R, Brown C, Isaacs R. Impact of Surgical Approach on Complications and Resource Utilization of Cervical Spine Fusion: A Nationwide Perspective to the Surgical Treatment of Diffuse Cervical Spondylosis. Spine J. 2008 (accepted)
  • Cook C, Hawkins J, Aldridge JM, Tolan S, Krupp R, Bolognesi M. Comparison of Perioperative Complications in Patients With and Without Rheumatoid Arthritis who Receive Total Elbow Replacement. J Shoulder Elbow Surg (2008) accepted.

Other Publications

  • Cook C. Preparing for the Medicare changes: rehab facilities will need to adapt to stay viable. PT-OT-Speech Today. 1998 2 Mar.
  • Cook C. Creating a cultural Mecca. ADVANCE for Directors in Rehabilitation. October. 1998;7(10):41-43.
  • Cook C, Kaplan S. Enhancing value of outcomes management in outpatient rehabilitation. J Rehab Outcomes Measure. 1998;2:62-5.
  • Cook C. Use of outcomes to determine best practices for therapist treating patients with low back impairment. Medical Outcomes Trust.1998;3(2):5.
  • Cook C Hart D. The use of outcomes to determine best treatment practices for treatment of low back pain. J Orthop Sports Phys Ther. 1999;29:A-21.
  • Cook C, Cook A. Taking a bite out of quality assessment. ADVANCE for Directors in Rehabilitation. 1999;7(13):57-59.
  • Cook C. Risky business: find out by doing a risk assessment of your practice. ADVANCE for Directors in Rehabilitation. 1999;8(5):11-14.
  • Cook C. Setting productivity goals: it doesn’t mean losing control of patient care. ADVANCE for Directors in Rehabilitation. 1999;8(6):13-15.
  • Cook C. Growing your business: 6 steps to better profits. ADVANCE for Directors in Rehabilitation. 1999;8(8).
  • Cook C, Satterwhite R. Once upon a time: business might not grow like Jack’s beanstalk but you can still make money. ADVANCE for Directors in Rehabilitation. 2000;9(5):11-14.
  • Cook C, Estrada A. The value of best treatment practices for fibromyalgia by using treatment outcomes. J Rehab Outcomes Measure. 2000;4:17-22.
  • Cook C, Estrada A. Looking for answers: using outcomes can justify an exercise-based approach to treating fibromyalgia. ADVANCE for Directors in Rehabilitation. 2000;9(6).
  • Cook C, Priest A. Digging deeper: qualitative research goes beyond hard data. ADVANCE for Directors in Rehabilitation. 2000;9(11):33-35.
  • Cook C. Hype or help? ADVANCE for Directors in Rehabilitation. 2001;10(2):51-53.
  • Cook C, Cook A. Validating aquatic therapy. ADVANCE for Directors in Rehabilitation. 2001;10(3):47-49.
  • Cook C, Leth W, Palmer T, Goode J, Coon A. Front Page News: PT jobs on the rise; more positions on the horizon. ADVANCE for Physical Therapists & PT Assistants. 2001;17:7,31.
  • Cook C, Sawyer S, Turney L, Miles A, et al. Predictive factors in poor inter-rater reliability among physical therapists. J Man Manipul Ther. 2002;10(4):200-5.
  • Cook C, Fleming R, Cook A. Spondylogenic lumbar instability in a female adolescent competitive diver. J Man Manipul Ther. 2003;11(3):170.
  • Cook C, Anson E, Camacho C, Gwilliam B. The use of education in the improvement of clinician inter-rater reliability of the lumbar spine. J Man Manipul Ther. 2003;11(3):169-170.
  • Cook C, Showalter C. Physiotherapists’ perspective of lumbar coupling biomechanics. J Man Manipul Ther. 2003;11(3):164.
  • Cook C. The relationship between posture and balance disturbances in women with osteoporosis. Physical & Occupational Therapy in Geriatrics. 2003;20(3-4):37-49.
  • Cook A, Cook C. Avoiding Medicare denials. ADVANCE for Directors in Rehabilitation. 2003;12(5):19-20.
  • Cook C, Cook A. Up to code. ADVANCE for Directors in Rehabilitation. 2003;12(6):13-17.
  • Cook C. Coupling behavior of the lumbar spine: a literature review. J Man Manipul Ther. 2003;11(3):137-45.
  • Anson E, Cook C, Comacho C, et al. The use of an educational model in the improvement of student reliability in finding R1. J Man Manipul Ther. 2003;11(4):204-12.
  • Sizer P, Brismee JM, Cook C, Dedrick L, Phelps V. Ergonomic pain, part 1: etiology, epidemiology & prevention. Pain Pract. 2004 Mar;4(1):42-53.
  • Sizer P, Phelps V, Brismée J, Cook C, Dedrick L. Ergonomic pain, part 2: differential diagnosis and management considerations. Pain Pract. 2004 Jun;4(2):136-62.
  • Cook C, Cook A, Fleming R. Rehabilitation for clinical lumbar instability in a female adolescent competitive diver with spondylolisthesis. J Man Manipul Ther. 2004;12(2):91-9.
  • Cook C, Showalter C. A survey on the importance of lumbar coupling biomechanics in physiotherapy practice. Man Ther. 2004 Aug;9(3):164-72.
  • Dickinson JI, Shroyer J, Elias J, Curry Z, Cook C. Preventing falls with interior design. J Fam Consumer Sciences. 2004;96:13-20.
  • Cook C, Brismee JM, Sizer P. Psychosocial variables associated with back pain in the elderly: a retrospective analysis. J Geriatric Phys Ther. 2004;27(3):75-81.
  • Ramey K, Fothergil L, Hadley D, Merryman A, Salazar D, Cook C. Variables associated with abandoning one’s manual therapy approach learned in physical therapy school. J Man Manipul Ther. 2004;14(1):65-73.
  • Cook C, Stickley L, Ramey K, Knotts V. Variables associated with occupational and physical therapy stroke rehabilitation utilization and outcomes. J Allied Health. 2005 Spring;34(1):3-10.
  • Cook C, Ramey K, Hegedus E. Physical therapy exercise intervention based on classification using the patient response method: a systematic review of the literature. J Man Manipul Ther. 2005;13(3):152-62.
  • Guevara C, Cook C, Herback N, Pietrobon R, Jacobs D, Parker-Vail T. Gender, racial, and ethnic disclosure in NIH K-Award funded diabetes and obesity clinical trials. Account Res. 2006 Oct-Dec;13(4):311-24.
  • Cook C, Cleland J, Huijbrets P. Creation and critique of studies of diagnostic accuracy: use of the STARD and QUADAS tools. J Man Manip Ther. 2007;15(2):93-102.
  • Cook C, Hannley M, Richardson JK, Michon J, Harker M, Pietrobon R. Real-time updates of meta-analyses of HIV treatments supported by a biomedical ontology. Account Res. 2007 Jan-Mar;14(1):1-18.
  • Sizer PS, Brismee JM, Cook C. Medical screening for red flags in the diagnosis and management of musculoskeletal spine pain. Pain Pract. 2007 Mar;7(1):53-71.
  • Cook C, Hegedus E, Pietrobon R. Osteoarthritis and the impact on quality of life health indicators. Rheumatol Internat. 2007 Feb;27(4):315-21.
  • Cook C, Wright A. Motion palpation of the spine: Doomed to failure? Orthopedic Division Review. Nov/Dec, 2007.
  • Cook C, Cleland J, Pietrobon R, Garrow A, MacFarlane G. Calibration of an item pool for assessing the disability associated with foot pain: an application of item response theory to the Manchester Foot Pain and Disability Index. Physiotherapy. 2007;93(2):89-95.
  • Chuckpaiwong B, Cook C, Pietrobon R, Nunely J. Stress fractures of the second metatarsal base occur in nondancers. Clin Orthop Relat Res. 2007 Aug;461:197-202.
  • Fleming R, Forsythe S, Cook C. Influential variables associated with outcomes in patients with cervicogenic headache. J Manual Manipulative Ther. 2007;15(3):155-164.
  • Cook C, Hegedus E, Pietrobon R, Goode A. A pragmatic neurological screen for patients with suspected cord compressive myelopathy. Phys Ther. 2007 Sep;87(9):1233-42.
  • Cook C, Goode A. Differential diagnosis of a patient with atypical focal peripheral neuropathy. Physiother Theory Pract. 2007;23(4):231-41.
  • Hudson B, Cook C, Goode A. Identifying myelopathy caused by thoracic syringomyelia: a case report. J Man Manipulative Ther. 2008;16(2):82-8.
  • Goode A, Hegedus E, Sizer PS, Brismee JM, Linberg A, Cook C. Three dimensional movements of the sacroiliac joint: A systematic review of the literature and assessment of clinical utility. J Man Manipulative Ther. 2007;16(2):TBA
  • Sizer PS, Felstehausen V, Sawyer S, Dornier L, Matthews P, Cook C. Eight critical skill sets required for manual therapy competency: A Delphi study and factor analysis of physical therapy educators of manual therapy. J Allied Health. 2007;36(1):30-40
  • Sprague R, Cook C. Differential Assessment And Mobilization Of The Cervical And Upper Thoracic Spine. In: Donatelli RA, Wooden M. Orthopaedic Physical Therapy, 4th Edition, Philadelphia; Elsevier: 2008
  • Cook C, Hegedus E, Goode A, Mina C, Pietrobon R, Higgins L. Relative validity of the modified American Shoulder and Elbow Surgeons (M-ASES) questionnaire using item response theory. Rheumatol Int. 2008;28:217-23
  • Shortell C, Cook C. The Importance of Gender-Specific Role Models in Vascular Surgery. Vascular. 2008;16(2):1-7
  • Cook C, Cook A, Hegedus E, Pietrobon R, Richardson JK, Shah A. Physical Therapy and patients hospitalized with a diagnosis of generalized weakness: A retrospective study. J Allied Health 2008 (accepted)
  • Bolognesi M, Marchant M, Viens N, Cook C, Pietrobon R, Vail T. The Impact of Diabetes on Perioperative Patient Outcomes after Total Hip and Total Knee Arthroplasty in the United States. J Arthroplasty Special Supplement. 2008 (accepted)
  • Grant J, Viens N, Bolognesi M, Olson S, Cook C. Two-Year Outcomes in Primary THA in Obese Male Veterans Administration Medical Center Patients. Rheumatol Internat. 2008 (in press).


  • Jan K. Richardson Excellence in Teaching Award, Duke University (3rd years), 2007.
  • Helen May Bradley Career Achievement Award, Maryville University, 2007. Awarded to a physical therapist who embodies the traits and achievements of Helen May Bradley, the first physical therapist to practice in Missouri.
  • Williams Evans Research Fellow, University of Otago, 2012.
  • Excellence in Research Award, AAOMPT, 2011.
  • Dorothy E. Baethke — Eleanor J. Carlin Award, APTA, 2009. Awarded annually to acknowledge an individual who has made significant contributions to physical therapy education through excellence in academic teaching.
  • Texas Tech University Banner Bearer, 2003. Awarded annually to the consensus-selected top graduate student from Texas Tech University.
  • OPTP/JMMT Literature Review Award, 2003. Awarded annually for best published literature review.
  • OPTP/JMMT Literature Review Award, 2005.
  • J. Warren Perry Distinguished Author Award, 2005. Awarded for article with the most significant impact in rehabilitation within the Journal of Allied Health.
  • U.S. Bone and Joint Young Investigators Initiative Award (AAOS), 2005. Awarded to rising young investigators. Designed to provide an infrastructure to obtain an NIH grant.
  • Jan K. Richardson Excellence in Teaching Award, Duke University (3rd years), 2006. Student-voted top teacher in the physical therapy program.
  • Jan K. Richardson Excellence in Teaching Award, Duke University (1st years), 2006.


  • Cook C, Hegedus E. Orthopedic Physical Examination Tests: An Evidence-Based Approach. Upper Saddle River NJ; Prentice Hall: 2008
  • Cook C. Orthopedic Manual Therapy: An Evidence Based Approach. Upper Saddle River NJ; Prentice Hall: 2007

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