What steps are necessary for a field investigation of an acute outbreak?
• Confirm the existence of an epidemic
• Confirm the diagnosis
• Establish a case definition and characterize the cases
• Formulate and test a hypothesis about the outbreak source
• Contain the outbreak
• Prepare and disseminate a report about the outbreak
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When assessing a patient for pneumonia, which of the following symptoms might help you determine that the patient is more likely to have pneumonia versus pulmonary edema?
A) Dehydration B) Fever and chills C) Dyspnea D) Wheezing
High specificity in a rapid strep test indicates that it will react only with group A Streptococcus.
Answer the following statement true (T) or false (F)
You have been called to the home of a 62-year-old male who has failed to go to dialysis for the past week and is now unresponsive. After placing him on high-flow oxygen and obtaining a set of vital signs—pulse rate 46 beats/min, respirations 30 breaths/min, blood pressure 242/136 mm Hg, skin pale, cool, and clammy—you perform a physical exam. You observe that the patient's hands and feet have pitting edema, his breath smells strongly of urine, and his skin is covered in a white, dry, and crusty residue. As you place your ECG electrodes, you expect to find:
A) Peaked T waves B) A third-degree heart block C) A depressed ST segment with inverted T waves D) ST segment elevation