Karthik Jonna MD

07/13/2026

Femoral component collar and calcar contact during total hip arthroplasty: gap incidence, subsidence, and biomechanical testing - a scoping review.

In recent years collared femoral stems have been increasingly utilized in total hip arthroplasty (THA) for their ability to improve rotational stability, metaphyseal load transfer, and prevent periprosthetic femoral fracture (PFF). While literature has demonstrated their benefit over collarless stem...

07/06/2026

Comparison of 20-year results of total hip arthroplasty using first-generation annealed highly cross-linked polyethylene and zirconia heads in patients aged 50 years.

Zirconia-on-annealed HXLPE THA showed excellent 20-year wear resistance and survivorship, with comparable outcomes between 50 groups.

07/04/2026

Happy 4th of July!
Wishing you and your loved ones a safe, joyful, and memorable Independence Day.

06/29/2026

Broken Hip Recovery.

Recovering from a broken hip typically involves surgery followed by physical therapy to restore mobility and strength. Early movement after surgery is crucial for regaining function and preventing complications. While pain usually lessens after four to six weeks, it can take up to a year to fully re...

06/22/2026

Hormonal contraception use may increase complications after ACL surgery.

Results presented here showed women on hormonal contraception before ACL surgery were more likely to experience complications and ED visits within 90 days after surgery.

06/21/2026

Happy Father’s Day! Thank you to all the wonderful fathers!

06/15/2026

Will knee injections help your osteoarthritis? Here`s what the evidence says.

Knee osteoarthritis is a complex disease that affects the whole joint, including bone, cartilage, ligaments and muscles. When pain persists, many people look for quick, convenient options, such as injections. Clinics offer several types of knee injections. Some are heavily marketed with promises to....

05/25/2026

This Memorial Day, we remember and honor those who gave their lives in service to our nation.

05/10/2026

Happy Mother’s Day!

04/27/2026

ACL Injuries in Female Athletes: Understanding the Higher Risks and Lower Return-to-Play Rates.

Although males have higher rates of ACL injuries, the relative risk of ACL injury is actually much higher in females. Despite increased understanding of ACL injuries and prevention, injury rates among females have remained consistent, while rates have simultaneously decreased among males. As female....