<prompt> Which of the following does not causes hyperventilation?AnxietyHigh altitudePulmonary hypertensionPsychotic illness  <response>: ANSWER: C Pulmonary hypertensionREF: Harrisons 17th ed chapter 258CAUSES OF HYPERVENTILATION:HypoxemiaHigh altitudePulmonary diseaseCardiac shuntsPulmonary disordersPneumoniaInterstitial pneumonitis, fibrosis, edemaPulmonary emboli, vascular diseaseBronchial asthmaPneumothoraxChest wall disordersCardiovascular disordersCongestive heart failureHypotensionMetabolic disordersAcidosis diabetic, renal, lacticHepatic failureNeurologic and psychogenic disordersPsychogenic or anxiety hyperventilationCentral nervous system infection, tumorsDrug-inducedSalicylatesMethylxanthine derivativesAdrenergic agonistsProgesteroneMiscellaneousFever, sepsisPainPregnancy 