In addition, obesity may cause significant restrictive lung physiology and lead to obesity hypoventilation syndrome (OHS). Restrictive lung disease is associated with nocturnal pathophysiology, including sleep disturbances and breathing and oxygenation impairments during sleep.
Droplet precautions are in addition to Standard Precautions. PLUS. Masks and Respirators. Wear a facemask, such as a procedure or surgical mask, for close contact (within 3 feet of the patient) with the patient; the facemask should be donned upon entering the exam room.
Special air handling and ventilation are not required to prevent droplet transmission because droplets do not remain suspended in the air. Droplet Precautions apply to any patient known or suspected to be infected with epidemiologically important pathogens that can be transmitted by infectious droplets. See also Standard Precautions, transmission-based precautions.