What are the treatments for hereditary angiopathy with nephropathy, aneurysms, and muscle cramps syndrome ?
These resources address the diagnosis or management of HANAC syndrome:  - Gene Review: Gene Review: COL4A1-Related Disorders  - Genetic Testing Registry: Angiopathy, hereditary, with nephropathy, aneurysms, and muscle cramps   These resources from MedlinePlus offer information about the diagnosis and management of various health conditions:  - Diagnostic Tests  - Drug Therapy  - Surgery and Rehabilitation  - Genetic Counseling   - Palliative Care