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Knee

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Newsletter Articles
Guides Newsletter (2018) 23 (1): 14–16.
Published: 01 January 2018
...Jay Blaisdell; James Talmage, MD Workers who kneel for major portions of their workday (eg, floor and roof installers) may be prone to inflammation of the knee bursae and patellofemoral pain. In the AMA Guides to the Evaluation of Permanent Impairment ( AMA Guides ), range-of-motion (ROM) and...
Newsletter Articles
Guides Newsletter (2013) 18 (5): 1–10.
Published: 01 September 2013
...Charles N. Brooks, MD; James B. Talmage, MD Meniscal tears and osteoarthritis (osteoarthrosis, degenerative arthritis, or degenerative joint disease) are two of the most common conditions involving the knee. This article includes definitions of apportionment and causes; presents a case report of...
Newsletter Articles
Guides Newsletter (2019) 24 (6): 3–11.
Published: 01 November 2019
... are associated with injury and/or repetitive motion. Thus, apportionment is indicated, but deciding which came first, the imaging abnormality or the injury, requires consummate skill on behalf of the rating physician. OA also occurs in the knees and hips of older individuals. Diffuse idiopathic...
Newsletter Articles
Guides Newsletter (2021) 26 (1): 3–6.
Published: 01 January 2021
..., particularly in articular cartilage, and result in premature osteoarthritis. However, resection of up to approximately 50% of the width of the posterior horn of medial meniscus does not increase knee contact pressures. By contrast, complete medial meniscectomy can more than double contact pressures. There is a...
Newsletter Articles
Guides Newsletter (2005) 10 (2): 1–3, 7, 12.
Published: 01 March 2005
...Christopher R. Brigham, MD; Charles N. Brooks, MD; James B. Talmage, MD More than 20 million Americans have osteoarthritis (OA), which affects the knee more often than any other joint and is the most common cause of long-term disability in persons older than 65 years. Knee OA is common...
Newsletter Articles
Guides Newsletter (1999) 4 (1): 1–3.
Published: 01 January 1999
...William S. Shaw, MD; Charles N. Brooks, MD The process of assessing lower extremity impairment described in the AMA Guides to the Evaluation of Permanent Impairment ( AMA Guides ), Fourth Edition, differs from that in previous editions. This article addresses common questions that arise in knee and...
Newsletter Articles
Guides Newsletter (2020) 25 (4): 12–13.
Published: 01 July 2020
... adjustment formula: (GMFH–CDX) = (2–1) = 1. Hence, the final grade is D, which constitutes 3% WPI. References 1. Neame RL , Muir K , Doherty S , Doherty M . Genetic risk of knee osteoarthritis: a sibling study. Ann Rheum Dis. 2004 ; 63 ( 9 ): 1022 - 1027 . 2. MacGregor...
Newsletter Articles
Guides Newsletter (2011) 16 (2): 9–11.
Published: 01 March 2011
...Craig Uejo, MD, MPH; Charles N. Brooks, MD Injuries to a specific region can result in more than one diagnosis. The AMA Guides to the Evaluation of Permanent Impairment ( AMA Guides ), Sixth Edition, states that, in most cases, only one diagnosis in a region (eg, hip, knee, or foot/ankle) is...
Newsletter Articles
Guides Newsletter (2020) 25 (3): 3–11.
Published: 01 May 2020
... . Physiotherapy assessment and diagnosis of musculoskeletal disorders of the knee via telerehabilitation . J Telemed Telecare. 2017 ; 23 ( 1 ): 88 – 95 . 9. Guilkey RE , Draucker CB , Wu J , Yu Z , Kroenke K . Acceptability of a telecare intervention for persistent...
Newsletter Articles
Guides Newsletter (2020) 25 (1): 3–11.
Published: 01 January 2020
... (i.e., laparoscopic cholecystectomy, laparoscopic appendectomy, arthroscopic knee meniscectomy, and breast excision) between January 2013 and December 2015 in the United States, between July 2013 and March 2016 in Canada, and between January 2013 and December 2014 in Sweden. Data analysis was conducted...
Newsletter Articles
Guides Newsletter (2019) 24 (2): 6–11.
Published: 01 March 2019
... MTP joint 20 20 20 22 24 First metatarsal 22 22 22 24 25 All toes at metatarsophalangeal (MTP) joint 45 45 45 47 49 Midfoot 40 40 40 42 44 Transmetatarsal 62 62 62 68 70 Syme (hindfoot) 70 70 70 72 74 Below knee, ≥ 3″ 80 80 80 82 84 Below knee, <3″ Knee disarticulation Above knee...
Newsletter Articles
Guides Newsletter (2018) 23 (6): 3–8.
Published: 01 November 2018
... lap belts, frontal airbag, windshield, steering wheel, knee bolster, or some combination thereof, with very different outcomes depending on which portions of the interior were contacted. Once the accelerations of the vehicle (delta-V divided by the duration of the vehicle contact [typically 100–120...
Newsletter Articles
Guides Newsletter (2018) 23 (3): 13–15.
Published: 01 May 2018
... examination fndings; use the greater estimate 20 (50) Trochanteric bursitis (chronic) with abnormal gait 3 (7) Femoral shaft fracture Healed with 10°-14° angulation or malrotation 10 (25) 15°-19° 18 (45) 20° +1 (2) per degree up to 25 (62) Knee Patellar...
Newsletter Articles
Guides Newsletter (2018) 23 (2): 3–8.
Published: 01 March 2018
... loss of the entire digit. (15) Amputated arm or leg: Compensation for an arm or a leg, if amputated at or above the elbow or the knee, shall be the same as for a loss of the arm or leg; but, if amputated between the elbow and the wrist or the knee and the ankle, shall be the same as for loss of a...
Newsletter Articles
Guides Newsletter (2018) 23 (1): 3–8.
Published: 01 January 2018
... thumb and 4 fingers). The arm is the portion between the shoulder and elbow joints. The forearm is between the elbow and wrist. Let's go back to the male with degenerative arthritis of the knees and increased discomfort after squatting at work but no anatomical alteration and return to baseline pain...
Newsletter Articles
Guides Newsletter (2000) 5 (6): 13–14.
Published: 01 November 2000
...James B. Talmage, MD, FAADEP; Robert H. Haralson, III, MD, FAADEP The AMA Guides to the Evaluation of Permanent Impairment ( AMA Guides ), Fourth Edition, provides methods to rate knee injuries treated by partial or total menisectomy and also provides methods to rate knee injuries treated by...
Newsletter Articles
Guides Newsletter (2017) 22 (4): 6–11, 16.
Published: 01 July 2017
..., knowledge, and experience of the physician. The argument has also been put forth that body parts that do not have overlapping disabilities should be added rather than combined (eg, a shoulder and a knee; a brain and a spine injury; Diaz v. State of California 2015 Cal. Wrk. Comp. P.D. LEXIS 683...
Newsletter Articles
Guides Newsletter (2017) 22 (3): 3–5.
Published: 01 May 2017
..., for example, assigning 50% to each of these factors for someone with knee osteoarthritis. So when is a preexisting condition a rateable impairment, and by extension in Hawaii a permanent partial disability? A condition is not necessarily a rateable impairment. Hence simply because an individual...
Newsletter Articles
Guides Newsletter (2017) 22 (2): 15–16.
Published: 01 March 2017
... extremity injury. In 1995 he had a knee internal derangement that was treated surgically; however, this was complicated by deep vein thrombophlebitis and a post-phlebitis syndrome with stasis ulcer. The patient had a pulmonary embolism in 1995 which resolved without sequelae, is no longer on anticoagulants...
Newsletter Articles
Guides Newsletter (2008) 13 (5): 7–8.
Published: 01 September 2008
... values are not provided to define a specific grade modifier. Most lower extremity impairments are based on Diagnosis-related impairments, and an impairment example case demonstrates the use of the Knee Regional Grid to asses a partial meniscus repair. An associated table illustrates the resulting whole...