Personal profile
Professional information
Vice President, Musculoskeletal Service Line, Penn State Health
Board-certified in Orthopaedic Surgery, American Board of Orthopaedic Surgery, 2016
Research interests
Dr. April Armstrong's main research interest is related to the biomechanical failures mechanisms of the glenoid component for a total shoulder replacement. She has also published in the areas of quality of patient care and systems-based practice training. She is a co-investigator on an NIH grant that is exploring mechanisms of bone healing and virtual fracture simulation and coaching.
Teaching and educational interests
Dr. April Armstrong is actively involved in the education of residents and has been very involved with developing a systems-based education curriculum for residents. She has published on a team-based approach to teach residents elements of quality and safety and was Vice Chair for Quality for the Department of Orthopaedics and Rehabilitation before serving as interim department chair.
Clinical interests
Dr. April Armstrong is a shoulder and elbow expert and also takes level one trauma call. She sees any pathology related to the shoulder and elbow including fracture care, reconstruction and soft-tissue reconstruction.
Education/Academic qualification
Clinical Fellowship, Barnes-Jewish Hospital, Washington University
2002 → 2003
Clinical Fellowship, St. Joseph's Health Care London Hand and Upper Limb Centre, Ontario
2001 → 2002
MSc, University of Western Ontario, Canada
2001 → 2002
Residency, University of Western Ontario, Canada
1996 → 2001
MD, University of Western Ontario, Canada
1992 → 1996
BSc, University of Western Ontario, Canada
1988 → 1992
External positions
Associate Editor, Journal of Shoulder and Elbow Surgery
2015 → …
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 2 Zero Hunger -
SDG 3 Good Health and Well-being -
SDG 5 Gender Equality
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Collaborations and top research areas from the last five years
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30-Day Readmission Following Inpatient Total Shoulder Arthroplasty in Pennsylvania: A Statewide Analysis
Johnson, B. J., Armstrong, A. D. & Hollenbeak, C. S., Feb 11 2026, In: JBJS Open Access. 11, 1, e25.00206.Research output: Contribution to journal › Article › peer-review
Open Access -
A prospective randomized controlled trial on the effect of music therapy intervention on pain and anxiety in adult patients undergoing total shoulder arthroplasty
Kim, R. Y., Nam, H. H., Stouffer, J. W., Myers, C. A., Hassenbein, S. E., Updegrove, G. F., Chinchilli, V. M., Zhang, Y., Adhikary, S. & Armstrong, A. D., Mar 2026, In: JSES Open Access. 10, 2, 101438.Research output: Contribution to journal › Article › peer-review
Open Access -
Extended proximal humeral cement technique in reverse shoulder arthroplasty
Beemer, G., Graefe, S., Ponnuru, P., Updegrove, G., Lanham, N. & Armstrong, A., Mar 2026, In: Seminars in Arthroplasty JSES. 36, 1, 151499.Research output: Contribution to journal › Article › peer-review
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Flexure-Based Locking Plates Can Modulate Interfragmentary Motion in Distal Femur and Diaphyseal Fractures: A Parametric Finite Element Analysis
Huxman, C., Updegrove, G., Armstrong, A., Wee, H., Frecker, M. I., Butler, J. & Lewis, G. S., Jan 1 2026, In: Journal of Biomechanical Engineering. 148, 1, 011008.Research output: Contribution to journal › Article › peer-review
Open Access1 Link opens in a new tab Scopus citations -
Metformin is associated with 90-day decreased risk of death and AKI after shoulder arthroplasty in diabetic patients
Haj Shehadeh, T., Chaudhry, J., Sandeep, R., Updegrove, G., Armstrong, A. & Lanham, N., Jun 2026, In: Journal of Orthopaedics. 76, p. 187-190 4 p.Research output: Contribution to journal › Article › peer-review
Open Access