Events
2 months prior to autologous peripheral blood stem cell transplantation (auto-PBSCT)	Patient admitted to our hospital for dyspnoea, progressive anaemia, and decreased appetite
	Transthoracic echocardiography led us to strongly suspect cardiac amyloidosis (CA) with heart failure
1 month prior to auto-PBSCT	Diagnosed with light-chain CA
	BD treatment (bortezomib + dexamethasone) and medical treatment was started
February 2014	High-dose chemotherapy (melphalan, 140 mg/m2) with auto-PBSCT was started
	Brain natriuretic peptide (BNP) = 1194 pg/mL, global longitudinal strain (GLS) = −6.2%, and left ventricular (LV) wall = 14 mm
4 months after auto-PBSCT	Symptoms were getting relieved and discharged hospital
	BNP levels declined to the 700s pg/mL
6 months after auto-PBSCT	BNP levels declined to the 200s pg/mL
	GLS showed only a slight change (−8.3%)
11 months after auto-PBSCT	BNP levels declined to the 80s pg/mL
	GLS improved to a value of −12.2%
	LV wall showed only a slight change (12 mm)
22 months after auto-PBSCT	BNP levels normalized.
	GLS improved to a value of −16.2%
	LV wall improved to 10 mm
60 months after auto-PBSCT	Patient has been no relapse and continues to visit the outpatient clinic.