A previously healthy 15-year-old girl is brought to the emergency department due to respiratory distress and continuous cough after eating at a buffet in a local restaurant. Blood pressure is 80/40 mm Hg, pulse is 130/min, and respirations are 32/min. She is in marked respiratory distress but is able to speak. Diffuse wheezing and erythematous skin rash are present. Which of the following hemodynamic changes are most likely present in this patient?
1) Increased CVP
2) Decreased PCWP
3) Decreased SVR
4) Increased CVP, Decreased PCWP, and Decreased SVR
5) Increased CVP, Increased PCWP, and Increased SVR