10 Dangerous Diseases That A Blood Test Can Expose

There are some diseases that are dangerous and can kill you. Sometimes these diseases can be hard to detect by a simple examination and may require something much more in depth. One of the easiest ways to check for multiple conditions or illnesses is by checking your blood. Blood tests are one of the simplest and best ways to see what could be wrong with you. Compiled are 10 diseases that a blood test could reveal to your doctor.

1. Pulmonary Embolism

A Pulmonary embolism can kill you if left unchecked. Most symptoms include shortness of breath, chest pain and cough. Blood clots are the main culprits and are traceable when you have the correct blood test done.

2. Diabetes

Diabetes knows no boundaries and is a killer if left untreated. Some symptoms include slow-healing sores, extreme hunger and thirst. Easiest ways to test for diabetes is with glycated hemoglobin (A1C) test and blood sugar test. Usual treatments include insulin intake and blood sugar monitoring.

3. Lyme Disease

Lyme disease is caused by tick bites and can make you very sick. If left untreated can cause heart problems, joint pain and affect the nervous system. The symptom is a rash on the skin and is diagnosed by a nzyme-linked immunosorbent assay (ELISA) test. Using antibiotics usually cures a person from the disease.

4. Mosquito Borne Diseases

Mosquito borne diseases like Zika and dengue can be painful and make you very sick. The symptoms are mild fever, rash and joint pain. The symptoms can sometimes be mistaken for the flu and usually runs its course before leaving the body. Blood and urine tests help diagnose a person.

5. Vitamin K Deficiency

Vitamin K deficiency can be harmful as it is necessary for your blood. It can cause excessive bleeding, dark stool and bruises on the skin. It can be detected by the coagulation test, or PT test and treated with a Phytonadione supplement.

6. Hyperthyroidism (Overactive Thyroid)

An overactive thyroid can be uncomfortable and can cause the thyroid to swell. Some symptoms include rapid heartbeat, sweating, increased appetite and sleeping problems. Radioactive iodine, beta blockers and surgery are the ways used to fix this problem.


Lymphoma is a cancerous disease and affects the immune system. Symptoms include lymph swelling, fatigue and fever. Chemotherapy, radiation therapy and bone marrow transplant are the known treatments to help with lymphoma.

8. Hepatitis A

Fatigue, sudden nausea, loss of appetite and dark urine are common factors that you have Hepatitis A. The illness is an infection of the liver and is contagious. There is no cure but rest and nausea management can help persons to be more comfortable.

9. Lung Cancer

Lung cancer can kill a person and it is usually painful. Common symptoms are coughing up blood, chest pain, bone pain and headache. Treatments are surgery, radiation therapy and chemotherapy. If diagnosed early a person’s chance of recovery increases.

10. Gonorrhea

Gonorrhea is a sexually transmitted disease and if left untreated can be a problem. Painful urination, pain or swelling and discharge are signs you have Gonorrhea. The best treatment is antibiotics.