Cardiac amyloidosis - Symptom
Amyloidosis - cardiac; Primary cardiac amyloidosis - AL type; Secondary cardiac amyloidosis - AA type; Stiff heart syndrome; Senile amyloidosis
Some patients may have no symptoms.
Signs and tests:
It can be difficult to diagnose cardiac amyloidosis, because the signs can be related to a number of different conditions.
Signs may include:
- Abnormal sounds in the lung (lung crackles) or a heart murmur
- Blood pressure that is low or drops when you stand up
- Enlarged neck veins
- Swollen liver
The following tests may be performed to help diagnose cardiac amyloidosis:
An ECG may show problems with the heart beat or heart signals (conduction disturbance).
A cardiac biopsy is used to confirm the diagnosis. A biopsy of another area, such as the abdomen, kidney, or bone marrow, is often done to confirm the diagnosis.
- Reviewed last on: 6/1/2010
- Issam Mikati, MD, Associate Professor of Medicine, Feinberg School of Medicine, Director, Northwestern Clinic Echocardiography Lab, Northwestern University, Chicago, IL. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
Hare JM. The Dilated, Restrictive, and Infiltrative Cardiomyopathies. In: Libby P, Bonow RO, Mann DL, Zipes DP. Braunwald's Heart Disease: A Textbook of Cardiovascular Medicine. 8th ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 64.
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