HILO-HF Registry: High Versus Low SpO2 Oxygen Therapy in Patients With Acute Heart Failure

High Versus Low SpO2 Oxygen Therapy in Patients With Acute Heart Failure

The HILO-HF Registry is a single centre registry that will be performed to provide information on the usual baseline oxygen saturation (SpO2) in patients presenting to ED with a primary ED diagnosis of AHF

Inclusion Criteria:

• Patients >40 years of age presenting to the ED with AHF
• With or without tested BNP
• With or without admission to hospital for treatment of HF\
• Patients must be recruited within the first 24 hours of presenting to the ED.

Exclusion Criteria:

• Patients on home oxygen
• Patients with known prior hypercapnic failure (PaCO2>50 mmHg)
• Asthma
• Primary pulmonary hypertension
• Patients requiring urgent positive pressure ventilation or intubation or on >10 L/min oxygen