What might a 47-year-old morbidly obese female with a swollen leg and calf pain be at high risk for?

A 47-year-old morbidly obese female presenting with a swollen leg and calf pain is at high risk for deep vein thrombosis (DVT). DVT occurs when a blood clot forms in a deep vein, most commonly in the legs, and obesity is a significant risk factor for this condition.

Morbid obesity can lead to increased pressure in the veins of the legs, reducing blood flow and predisposing individuals to clot formation. Additionally, symptoms such as swelling and calf pain are typical indicators of DVT, making this scenario particularly relevant. Recognizing the signs and risk factors associated with DVT is crucial for timely diagnosis and treatment, as untreated DVT can lead to serious complications, including pulmonary embolism, where a clot travels to the lungs.

Other options, while they represent serious health issues, are not as directly related to the combination of symptoms presented. For instance, heart attacks and strokes can be related to obesity but are not immediately suggested by the symptoms of leg swelling and calf pain. Pneumonia is also associated with general health deterioration and not specifically indicated by the symptoms given. Therefore, deep vein thrombosis is the most plausible risk given the context of the patient's condition.