What is a pulmonary function test?

The effectiveness of the lungs is determined by a pulmonary function test. The test evaluates lung volume, capacity, gas exchange, and rate of flow, as well as other lung-related characteristics. Your doctor may be able to identify and treat some lung diseases based on the results.

How are pulmonary function tests performed?

Pulmonary function tests can be performed in two ways, depending on the information your doctor needs. In some cases, your doctor may request both tests since they measure different things. To evaluate your breathing, your doctor may use a spirometer (a device with a mouthpiece) or have you stand inside an air-tight box that resembles a telephone booth.

What does a pulmonary function test measure?

A pulmonary function test evaluates several elements of lung health. Here are a few examples:The volume of the lungs when they are entirely full of air is known as total lung capacity.The amount of air you can forcefully expel once your lungs have been completely filled is known as forced vital capacity.After you've expelled as much as you can, the amount of air left in your lungs.Functional residual capacity is the quantity of air left in your lungs after you typically exhale.

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in El Cajon, CA

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15 instant-book locations

Labcorp

13112 Evening Crk S Dr, San Diego, CA 9212813112 Evening Crk S Dr

4.34(467 reviews)

Lab testing

A great experience for something I had a lot of anxiety about. Had no wait time or issues at the testing center/lab. Had blood drawn at 3pm and had results by email at 9am the next morning.

Labcorp

Open until 3:30 pm

Mon 7:30 am - 3:30 pm
Tue 7:30 am - 3:30 pm
Wed 7:30 am - 3:30 pm
Thu 7:30 am - 3:30 pm
Fri 7:30 am - 3:30 pm
SatClosed
SunClosed

3737 Moraga Ave, San Diego, CA 921173737 Moraga Ave

4.43(571 reviews)

Lab testing

Excellent customer service. Knowledgeably answered all questions. Appointment and billing were fast. Testing next day was on time and professional. Results available within 24 hours. Highly recommend.

Labcorp

Open until 3:00 pm

Mon 7:00 am - 3:00 pm
Tue 7:00 am - 3:00 pm
Wed 7:00 am - 3:00 pm
Thu 7:00 am - 3:00 pm
Fri 7:00 am - 3:00 pm
SatClosed
SunClosed

15725 Pomerado Rd, Poway, CA 9206415725 Pomerado Rd

4.13(556 reviews)

Lab testing

I was able to choose a Labcorp location and schedule an appointment. Check in was easy, and I only needed to provide my name and DOB. They were able to locate my order in their system. They were already aware that my labs were paid for prior to the appointment. I had my labs done on a Wednesday, and I received my results by Saturday. Great experience.

Quest Diagnostics

Open until 4:00 pm

Mon 7:30 am - 4:00 pm
Tue 7:30 am - 4:00 pm
Wed 7:30 am - 4:00 pm
Thu 7:30 am - 4:00 pm
Fri 7:30 am - 4:00 pm
SatClosed
SunClosed

15725 Pomerado Rd, Poway, CA 9206415725 Pomerado Rd

4.15(468 reviews)

Lab testing

Visit Clinic

I came in one day without an appoint and waited two hours as a walk-in before I had to leave without being tested. I made an appointment through Quest Lab Testing for the next day, showed up on time, got tested easily and was on my way in 15-20 minutes. Staff is friendly and helpful.

Quest Diagnostics

Open until 3:00 pm

Mon 7:00 am - 3:00 pm
Tue 7:00 am - 3:00 pm
Wed 7:00 am - 3:00 pm
Thu 7:00 am - 3:00 pm
Fri 7:00 am - 3:00 pm
SatClosed
SunClosed

9333 Genesee Ave, San Diego, CA 921219333 Genesee Ave

4.39(408 reviews)

Lab testing

Visit Clinic

I thought it was extremely easy to book a lab test appointment with Quest. Getting the test done was simple and so was the getting the results! Great job putting together something so user friendly.

Labcorp

Open until 3:00 pm

Mon 7:00 am - 3:00 pm
Tue 7:00 am - 3:00 pm
Wed 7:00 am - 3:00 pm
Thu 7:00 am - 3:00 pm
Fri 7:00 am - 3:00 pm
Sat 8:00 am - 11:00 am
SunClosed

225 E 2nd Ave, Escondido, CA 92025225 E 2nd Ave

4.11(548 reviews)

Lab testing

Great discreet service, scheduled my visit and paid for for the test online not in Showed up at lab, checked in and was seen within minutes. Blood and urine were collected, test results came back quickly within 2 days because I did my test on a Friday. Quick, easy and cheap. Didn't have to wait for a visit to my PCP, and then get referral to lab.

Labcorp

Open until 5:00 pm

Mon 7:00 am - 5:00 pm
Tue 7:00 am - 5:00 pm
Wed 7:00 am - 5:00 pm
Thu 7:00 am - 5:00 pm
Fri 7:00 am - 5:00 pm
SatClosed
SunClosed

629 E Grand Ave, Escondido, CA 92025629 E Grand Ave

4.48(453 reviews)

Lab testing

A great experience for something I had a lot of anxiety about. Had no wait time or issues at the testing center/lab. Had blood drawn at 3pm and had results by email at 9am the next morning.

Quest Diagnostics

Open until 4:00 pm

Mon 7:00 am - 4:00 pm
Tue 7:00 am - 4:00 pm
Wed 7:00 am - 4:00 pm
Thu 7:00 am - 4:00 pm
Fri 7:00 am - 4:00 pm
SatClosed
SunClosed

488 E Valley Pkwy, Escondido, CA 92025488 E Valley Pkwy

4.31(459 reviews)

Lab testing

Visit Clinic

Labcorp

Open until 3:30 pm

Mon 7:30 am - 3:30 pm
Tue 7:30 am - 3:30 pm
Wed 7:30 am - 3:30 pm
Thu 7:30 am - 3:30 pm
Fri 7:30 am - 3:30 pm
SatClosed
SunClosed

1955 Citracado Parkwy, Escondido, CA 920291955 Citracado Parkwy

4.12(579 reviews)

Lab testing

I came in one day without an appoint and waited two hours as a walk-in before I had to leave without being tested. I made an appointment through Labcorp for the next day, showed up on time, got tested easily and was on my way in 15-20 minutes. Staff is friendly and helpful.

Labcorp

Open until 4:00 pm

Mon 8:00 am - 4:00 pm
Tue 8:00 am - 4:00 pm
Wed 8:00 am - 4:00 pm
Thu 8:00 am - 4:00 pm
Fri 8:00 am - 4:00 pm
SatClosed
SunClosed

351 Santa Fe Dr, Encinitas, CA 92024351 Santa Fe Dr

4.4(439 reviews)

Lab testing

Quest Diagnostics

Open until 4:30 pm

Mon 7:30 am - 4:30 pm
Tue 7:30 am - 4:30 pm
Wed 7:30 am - 4:30 pm
Thu 7:30 am - 4:30 pm
Fri 7:30 am - 4:30 pm
Sat 8:00 am - 12:00 pm
SunClosed

477 N El Camino Real, Encinitas, CA 92024477 N El Camino Real

4.36(424 reviews)

Lab testing

Visit Clinic

A great experience for something I had a lot of anxiety about. Had no wait time or issues at the testing center/lab. Had blood drawn at 3pm and had results by email at 9am the next morning.

Labcorp

Open until 3:30 pm

Mon 7:30 am - 3:30 pm
Tue 7:30 am - 3:30 pm
Wed 7:30 am - 3:30 pm
Thu 7:30 am - 3:30 pm
Fri 7:30 am - 3:30 pm
Sat 8:00 am - 12:00 pm
SunClosed

499 N El Camino Real, Encinitas, CA 92024499 N El Camino Real

4.59(446 reviews)

Lab testing

Labcorp

Open until 2:30 pm

Mon 8:00 am - 2:30 pm
Tue 8:00 am - 2:30 pm
Wed 8:00 am - 2:30 pm
Thu 8:00 am - 2:30 pm
Fri 8:00 am - 2:30 pm
SatClosed
SunClosed

345 Saxony Rd, Encinitas, CA 92024345 Saxony Rd

4.28(556 reviews)

Lab testing

A great experience for something I had a lot of anxiety about. Had no wait time or issues at the testing center/lab. Had blood drawn at 3pm and had results by email at 9am the next morning.

Quest Diagnostics

Open until 11:30 am

Mon 7:30 am - 11:30 am
Tue 7:30 am - 11:30 am
Wed 7:30 am - 11:30 am
Thu 7:30 am - 11:30 am
Fri 7:30 am - 11:30 am
SatClosed
SunClosed

902 Sycamore Ave, Vista, CA 92081902 Sycamore Ave

4.28(538 reviews)

Lab testing

Visit Clinic

I was able to choose a Quest lab location and schedule an appointment. Check in was easy, and I only needed to provide my name and DOB. They were able to locate my order in their system. They were already aware that my labs were paid for prior to the appointment. I had my labs done on a Wednesday, and I received my results by Saturday. Great experience.

Quest Diagnostics

Open until 4:00 pm

Mon 7:00 am - 4:00 pm
Tue 7:00 am - 4:00 pm
Wed 7:00 am - 4:00 pm
Thu 7:00 am - 4:00 pm
Fri 7:00 am - 4:00 pm
SatClosed
SunClosed

3601 Vista Way, Oceanside, CA 920563601 Vista Way

4.41(594 reviews)

Lab testing

Visit Clinic

I was very surprised with my experience here. My appointment was made very quickly. I was seen in a very short period of time. My test results came back in a very timely manner. I was able to speak with a doctor soon after and was taking care of. I was very satisfied with the experience I had here. I definitely recommend using them for any issues you have or any questions you may have.