title: From the NIH. Ultrasound procedure for diagnosis of pulmonary embolism.
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D011014:Pneumonia / Q000175:diagnosis; D001261:Pulmonary Atelectasis / Q000175:diagnosis; D011655:Pulmonary Embolism / Q000175:diagnosis*; D014463:Ultrasonography