What causes shortness of breath? 150 possible conditions

Viewing 41 - 60 of 150 results

See a list of possible causes in order from the most common to the least.

41

Ischemic Cardiomyopathy

Ischemic cardiomyopathy (IC) is a condition that occurs when the heart muscle is weakened. In this condition, the left ventricle, which is the main heart muscle, is usually enlarged and dilated. This condition can be ...

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42

Infectious Mononucleosis

Infectious mononucleosis, often called "mono," is caused by the Epstein-Barr virus (EBV). It typically occurs in teenagers, but you can get it at any age. The virus is spread through saliva, which is why some peopl...

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43

Multiple Myeloma

Multiple myeloma is a type of cancer that affects plasma cells. Plasma cells are the white blood cells that make antibodies. Multiple myeloma causes groups of abnormal plasma cells to accumulate in the bones. This ca...

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44

Bites and Stings

Whether you're in the water, on a mountain trail, or in your backyard, wildlife you encounter have ways of protecting themselves and their territory. One method of defense involves biting or stinging. The wounds ca...

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45

Ventricular Septal Defects

A ventral septal defect, more commonly known as a ventricular septal defect (VSD), is a hole between the heart's lower chambers (ventricles). The defect can occur anywhere within the muscle dividing the two sides of th...

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46

Pulmonary Edema

This condition is considered a medical emergency. Urgent care may be required.

Pulmonary edema is a condition in which the lungs fill with fluid. When this occurs, the body struggles to get enough oxygen. The most common cause of pulmonary edema is congestive heart failure. Heart failure i...

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47

Pulmonary Fibrosis

Pulmonary fibrosis is a condition that causes lung scarring and stiffness. This keeps the body from getting enough oxygen.

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48

Generalized Anxiety Disorder

People who suffer from generalized anxiety disorder, or GAD, worry uncontrollably about common occurrences and situations. The condition may also be called chronic anxiety neurosis.GAD is different than normal feeling...

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49

Collapse of the Lung (Penumothorax)

This condition is considered a medical emergency. Urgent care may be required.

The oxygen-rich air you breathe circulates inside your lungs through a vast network called the bronchial tree. From here, oxygen enters the bloodstream and continues to the heart, as well as to various organs an...

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50

Tuberculosis

Tuberculosis (TB) is a potentially fatal contagious disease that can affect almost any part of the body but is mainly an infection of the lungs.

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51

Thyroid Cancer

The thyroid is a part of the endocrine system. It is a small, butterfly-shaped gland at the base of the throat. It has a left lobe and a right lobe. The middle of the thyroid gland, where the lobes meet, is called th...

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52

Tetralogy of Fallot (TOF)

The main function of your heart is to pump blood through the rest of the body. This blood gives your body nutrients and oxygen. If your heart does not work properly, it may not be efficient in pumping blood to othe...

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53

Angioedema (Giant Hives)

Angioedema is severe swelling beneath the skin. The swelling may also occur on the surface of the skin. In some cases, the swelling is combined with the appearance of hives. Some areas of the body such as the face an...

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54

Diphtheria

Diphtheria is a bacterial infection that affects the membranes of the throat and nose. Although it spreads easily, diphtheria can be prevented through the use of vaccines. If left untreated, diphtheria can cause sever...

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55

Sarcoidosis

Sarcoidosis is an inflammatory disease where granulomas (clumps of immune cells, usually macrophages) form in various organs. This causes organ inflammation. Doctors believe that sarcoidosis may be caused by an abnorma...

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56

Caffeine Overdose

Caffeine overdose may occur when you ingest more than the recommended amount of caffeine, which is usually 200 to 300 mg per day. However, a safe amount of caffeine is different for everyone, as it depends on weight...

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57

Multifocal Atrial Tachycardia and Your Heart

If you have multifocal atrial tachycardia (MAT), your heart is beating much faster than it normally does. This happens when the upper chambers of your heart send too many electrical signals to the lower chambers. It i...

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58

Anemia

Anemia occurs when the number of healthy red blood cells (RBCs) in the body is too low. Red cells carry oxygen to all the body's tissues, so a low red blood cell count indicates that the amount of oxygen in the blood i...

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59

Allergies Overview

This condition is considered a medical emergency. Urgent care may be required.

An allergy is the immune system's response to a foreign substance that is not typically harmful to your body. These foreign substances-such as certain foods, pollen, or pet dander-are called allergens. They elicit ...

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60

Dissection of the Aorta

This condition is considered a medical emergency. Urgent care may be required.

The aorta is a large artery that carries blood out of your heart. If you experience a dissection of the aorta, it means that blood has entered the wall of the artery, between the inner and middle layers. This can happe...

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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