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white adipose tissue and bone marrow. This peptide promotes glucose and fat

fat, or extravascular compression from lipocyte hypertrophy.4 The impaired microvascular circulation then causes increased intraosseous pressure, ischemic episodes, venous obstruction, and ultimately bone death.5 Following infarct and necrosis of the femoral head, bone resorption and repair occur, leading to loss of structural integrity, collapse, and subchondral failure.3

white hue of the muscles and tendons of the thigh and knee joint. The X-ray has been taken in a semi-flexed attitude of the knee joint. Nonoperative management and outcomes To preface this section, it should be established that most studies describing the nonoperative

white females. Studies have shown that diet may contribute to this difference. Specifically, diets high in carbohydrates—especially fructose—and low in fats

adipose cells to estrogen, which is known to reduce bone resorption. Therefore, decreased fatty tissue is also associated with decreased bone mass.22 Tobacco smoking can also be linked to early menopause accelerating bone loss in females due to cessation of ovarian estrogen production.22 Tobacco’s effects

white blood cell. From McNally M, Sousa R, Wouthuyzen-Bakker M, et al. The EBJIS definition of periprosthetic joint infection. Bone Joint J. 2021;103-B(1):18-25. Pathogenesis and microbiology The development of bacterial biofilms is thought to play an essential role

white protein. 33Box 3.1 Determination of Glucose Infusion Rate Based on Desired Dextrose Intake Formula Glucose infusion rate (GIR; mg/kg/min) = (g of dextrose per day x 1,000) ÷ (patient weight [kg] x min/d) Example GIR for a 70-kg patient with a desired dextrose intake

fat globules in hepatocytes without inflammation) is the most common cause of elevated liver function tests in adults receiving PN therapy, whereas cholestasis is more prevalent in pediatric patients.4,51 The etiology of PNALD is not clear but may be a result of overfeeding energy, excess individual macronutrients

adipose distribution at the surgical site in the setting of lower classes of obesity may indicate referral to weight loss specialists.60 Malnutrition Preoperative malnutrition is an independent risk factor for poor complications following TJA, including increased risk of postoperative delirium, surgical site infections, readmission, any complication, and overall