Most individuals will recover quickly once medical professionals have addressed the underlying cause; there are rarely any long-lasting effects of atelectasis. Even if a part of the lung fails to inflate properly, the rest of the organ can compensate for the collapsed area and deliver enough oxygen to the body. Severe cases, however, may be life-threatening—especially if the individual has a preexisting condition. Those with chronic diseases that cause the condition may also require further treatment.

yodiyim / Getty Images
This site offers information designed for educational purposes only. You should not rely on any information on this site as a substitute for professional medical advice, diagnosis, treatment, or as a substitute for, professional counseling care, advice, diagnosis, or treatment. If you have any concerns or questions about your health, you should always consult with a physician or other healthcare professional.