the specificity problem
Many conditions elevate D-dimer. Thrombosis is one cause among many.
Advanced Age
physiological
Late Pregnancy
physiological
Infection / Sepsis
disease
Major Surgery
disease / trauma
Malignant Tumour
disease
Heart Failure
disease
Aortic Dissection
disease
Advanced Liver Disease
disease
Blood Transfusion
treatment-related
Chemotherapy
treatment-related
Select any cause on the left to understand why it raises D-dimer levels
what it is
why it raises D-dimer
Remember: an elevated D-dimer is a signal, not a sentence. A definitive thrombosis diagnosis always requires imaging to visualize the clot directly.