Mother suffering from lungs disease

My mother came to sydney australia to visit me my wife and daughter on 5th september 2017. suddenly on 7th november she fall sick and doctors diagnosed that she had a bad pneumonia and Acute Respiratory Distress Syndrome. Now she is still on ventillator in ICU from last three week in westmead hospital sydney. i am not financially strong and am only person who is earning money. Whole family is dependent on me. The expenses of the hospital are soo high that i cannot afford. ICU CHARGES FOR A DAY IS AUD 5600. I request to all please help me in this hard phase of life.