Figures released on Tuesday by NHS England showed that 116 people received inpatient care in the days immediately after the attack.
Fifty are now being treated across eight hospitals, including 17 patients who are currently in critical care.
The suicide bomb attack happened at the Manchester Arena on 22nd May and killed 22 people.
NHS bosses have confirmed that the cyber attack incident on the Fylde Coast has now been officially been closed.
It took down hundreds of electronic systems across the Fylde coast earlier this month, affecting computers and other electronic systems used by the NHS across Blackpool, Fylde and Wyre, shuting them down in a ransomware attack on 12 May.
1,217 computers were on Fylde, 996 of which were at the hospital, but the NHS say 95 per cent of computers had been fixed within seven days, and all affected machines on the Fylde coast were back online by Monday 22 May.
We are pleased to report that we have now closed down the cyber-attack incident on the Fylde coast.
The effects of this attack were felt across all of our organisations and we must pay tribute to our staff who have worked tirelessly to make sure services have continued to run effectively and safely for our patients.
We also reiterate our thanks to people living across the Fylde coast who have shown a great deal of understanding during this time of difficulty.
North West hospitals have been forced to cancel operations and brain scans because imaging equipment is still offline following a cyber attack.
Many patients have been praising NHS staff for the way they've handled the crisis.
Some nurses even used their own mobile phones to take pictures of patients results and then ran them through to doctors.
The latest news is that several hospitals in the region they include Blackpool,Chorley,Preston,Southport and Ormskirk.
And it can mean a worrying time - and long waits for patients.
You can watch Elaine Willcox's report below.
Meanwhile Jeremy Corbyn and Tim Farron have both been speaking to nurses at the Royal College of Nursing Conference in Liverpool today.
The Labour leader says government cuts exposed the NHS to cyber attack.
The leader of the Liberal Democrats didn't mince his words either, criticising the government for hospitals using outdated systems.
Southport & Ormskirk Hospitals NHS Trust say they're still experiencing difficulties after a cyber attack on NHS computer systems.
However bosses at the trust say patient safety is being maintained.
Patients are being warned to only use Accident and Emergency at both Southport and Ormskirk hospitals only in an emergency.
The trust also say that all patient information is safe following the breach.
A full statement can be found below.
Patients who are scheduled for surgery today and tomorrow (Tuesday 16th May) should not to attend unless we contact you directly today.
All outpatients and endoscopy appointments for today and tomorrow have been cancelled. We will contact you to make a new appointment.
Routine MRI and CT scans have also been cancelled today and tomorrow. Patients will be contacted directly if they need to attend.
Dialysis and blood clinic (phlebotomy) patients should attend their appointments as usual.
The pregnancy assessment unit at Ormskirk hospital will be open as usual.
All antenatal clinics at Southport, Ormskirk and in the community will go ahead as usual. This includes pregnancy ultrasound.
Gynaecology and sexual health clinics are operating as usual but there may be delays.
Meanwhile Health Secretary Jeremy Hunt has confirmed there has not been a second wave of cyber attacks on NHS trusts.
Large swathes of the NHS have been paralysed by the cyber attack, which hit 200,000 victims in 150 countries around the world.
A software security expert say hospitals had left themselves open to cyber attacks because of poor practices in the NHS.
Andrew Avanessian, Vice Chair of Technology at Manchester based Avecto says the attack raises the question is there enough funding in the NHS to take cyber security seriously.
He's been telling ITV News Correspondent Elaine Willcox about some of the simple steps the NHS is failing to take to guard against malware attacks.
Central Manchester University Hospitals NHS Foundation Trust confirmed Trafford Hospital was affected by yesterday's IT cyber attack.
It said its other hospitals working on the Oxford Road site have still not experienced any reported Malware incidents on their IT systems they are taking steps to protect our systems.
The CMFT says its IT system will be taken offline for a short time in a planned way. Services will be temporarily paper based but the trust says it will 'maintain business as usual'.
Hospitals and GPs surgeries across the NHS are facing a weekend of chaos as IT experts work "around the clock" to restore vital computer systems hit by a debilitating cyber attack.
Lancashire hospital trusts were among the first to be affected yesterday afternoon with operations and appointments cancelled for patients at up to 40 trusts in England and Scotland hit by the ransomware.
The Government and NHS bosses are facing growing questions over why hospitals were after claims preventative measures could have been taken "months ago".
Other health organisations shut down servers as a precautionary measure leaving hospitals and GP surgeries with a backlog of postponed appointments to deal with.
The spread of the malware is thought to have been stopped after two cyber security researchers stumbled upon a "kill switch" in the malware code, but that is cold comfort for organisations in the more than 70 countries affected.
Accoridng to the National Cyber Security Centre (NCSC), the computer virus has hit "thousands of organisations and individuals in dozens of countries".
The NHS in Lancashire say the IT issue is 'ongoing' affecting NHS computer systems across Blackpool, Fylde and Wyre.
NHS services are open and operating as normal but patients are being asked to only visit the A&E department at Blackpool Victoria Hospital in urgent and emergency situations.
The Walk-In Centre on Whitegate Drive and Same Day Health Centre in Fleetwood will treat urgent but non life-threatening illnesses and injuries as normal.
The NHS 111 helpline is available for medical advice for non urgent conditions.
Dr Kubo Macak, senior lecturer in International Law at the University of Exeter and an expert on cyber warfare, said: "Early reports indicate that today's cyber operations against the NHS may affect the care for many hospital patients, with potential impact on their health and lives."
At least Six NHS organisations in the North West have been affected.
We apologise but we are having issues with our computer systems. Please do not attend A&E unless it's an emergency. Thank you.
Please be aware the NHS is experiencing serious IT problems today. Please only contact your GP surgery or hospital in a genuine emergency.
The NHS is investigating "an issue with IT" amid reports of a cyber attack on its systems.
Hospital trusts and GP groups in Lancashire and Hertfordshire were among those reporting problems, with one warning patients to only visit hospital accident and emergency departments "if absolutely necessary".
Blackpool Teaching Hospitals NHS Trust and the resort town's clinical commissioning group (CCG) warned of problems.
Our computer systems are experiencing problems and we are working hard on a solution. We will update you as soon as possible. Thank you
We apologise but we are having issues with our computer systems. Please don't attend A&E unless it's an emergency. Thanks for your patience
Southport & Ormskirk Trust say they have been affected and both their hospitals are open for emergency care only
The Trust says it will communicate what patients should do about appointments over the weekend in due course.
NHS Digital, which is responsible for the health service's cyber security, says computer systems are believed to have been hit by a ransomware cyber attack using malware called "Wanna Decryptor".
Viruses such as ransomware are normally delivered via emails which trick the recipient into opening attachments and releasing malware onto their system in a technique known as phishing.
Please be a major cyber attack on NHS has hit 9 trusts. This means we can not treat patients unless an urgent or life saving matter