Advertisement

What is photoplethysmography?

Digital photoplethysmography (PPG) is an imaging test used to detect changes in blood flow at the microvascular level in the fingers and toes in people with Raynauds disease.

Continue Learning about Blood Diseases

Safety Tips When Living With ITP and Low Platelets
Safety Tips When Living With ITP and Low Platelets
Immune thrombocytopenia (ITP) is a rare disorder that causes low platelet counts. If you have ITP, the most important step to protecting your health i...
Read More
Why ITP Causes Bleeding and Bruising Symptoms
Why ITP Causes Bleeding and Bruising Symptoms
Immune thrombocytopenia (ITP) is a disease where antibodies attack platelets, small blood cells that are vital to the healthy function of the blood an...
Read More
How do I manage my hemorrhaging disorder on a daily basis?
Honor Society of Nursing (STTI)Honor Society of Nursing (STTI)
Hemorrhaging disorders are manageable. You should have regular treatment two to three times per week...
More Answers
What dietary deficiencies cause hypocalcemia?
Honor Society of Nursing (STTI)Honor Society of Nursing (STTI)
Not eating enough calcium is one of the primary dietary causes of hypocalcemia. Vitamin D deficiency...
More Answers

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.