The country that supplies Sight
Sri Lankans give ‘life to a dead eyes’ by donating
corneas:
To restore sight to damaged eyes, doctors often need to transplant
the cornea – the transparent covering of the iris and the pupil – from a
donor’s dead body. There is a worldwide shortage, but one country, Sri
Lanka, is doing its best to satisfy demand, without seeking any reward –
at least in this life.
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Sri Lanka Eye Donation
Society certificate (BBC) |
Bandages cover Paramon Malingam’s right eye. A tear appears in the
left one. It is the relief of a very lucky man. “I thought I was going
to live the rest of my life with one eye,” he says.
Thirteen years ago, Malingam, a shop owner from central Sri Lanka,
cut his eye with steel wire. Last year, he injured the same eye with a
piece of wood. After both accidents, a new cornea from a donor saved his
sight.
The cornea is the clear front part of the eye, which lets in light
and helps focus images on the retina.
When it’s damaged, as a result of injury or disease, a person’s sight
deteriorates, sometimes to the point of blindness.
Often the only solution is a transplant, but in many countries
donated corneas are in short supply – a situation aggravated by the fact
that they have a brief shelf-life.
Cornea transplants
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J. R. Jayewardene is among
Sri Lanka’s famous eye donors (Getty Images) |
Harvesting of the eye must happen within a few hours of death and the
cornea itself must be used on a patient within about four weeks,
depending on the storage method.
Malingam waited four days for his new cornea and is recovering at Sri
Lanka’s main eye hospital in the capital, Colombo.
“After the surgery, I was reborn to the world,” he says.
A few doors down from his ward, Viswani Pasadi, a student, is
preparing for a different kind of rebirth, by filling out a form at the
National Eye Bank, pledging her eyes when she dies.
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Viswani Pasadi holds her
National Eye Bank certificate (BBC) |
Like most Sinhalese – who make up 75% of Sri Lanka’s population –
Pasadi is Buddhist. She believes in a cycle of birth, death and rebirth,
and sees this donation as a sound investment in her future.
“If I donate my eyes in this life,” she says, “I’ll have better
vision in my next life.”
Another who has taken this step is bookkeeper Preethi Kehelwatte.
“Whatever good things we do in this birth will be taken into the next
birth,” she explains. “When the person needs something, we like to
donate. Without hands, we can work. Without legs, we can work. Without
eyes, what can we do?”
According to the Eye Donation Society – a non-profit organisation
founded by a young doctor, Hudson Silva, in 1961 – one in five Sri
Lankans have pledged to donate their corneas. This does not include
those, like Pasadi, who have signed up with the National Eye Bank, a
separate institution which opened five years ago.
“It seems like I’ve signed a certificate for every human being in Sri
Lanka,” says the Eye Donation Society’s medical director, Dr Siri Cassim,
whose job includes adding his name to the decorative papers given to
donors’ families.
The eagerness of Sri Lankans to offer their corneas to others means
that the country has long harvested more than it needs and has been able
to send the surplus to other countries.
The late Hudson Silva began this process in 1964, by packing a few
eyes into an ice-filled thermos flask normally used for tea, and having
them carried by hand on a flight to Singapore.
In 2014, his Society exported 2,551 corneas, including 1,000 to
China, 850 to Pakistan, 250 to Thailand and 50 to Japan.
The country’s emergence as a major donor of corneas is largely down
to Silva’s dynamism.
He made his first appeal for eye donations as a student in 1958, in a
newspaper article co-authored with his wife and mother, urging Sri
Lankans to “give life to a dead eye.”
The first corneas he received, the following year, he stored in his
own refrigerator “along with the eggs and butter.” Then in 1960, his
mother died and it’s said that Silva won the nation’s heart by grafting
her corneas on to the eyes of a poor farmer, and restoring his sight.
Buddhist monks have also played a part in encouraging donations and
teaching people to see them as an act of giving, or “dana,” that will
help them to be reincarnated into a better life.
The Ven. Kiribathgoda Gnanananda Thera, founder of the Mahamevnawa
Buddhist Monastery in Sri Lanka, told me a story from the Jataka, an
ancient book of stories about the Buddha’s earlier lives.
“In Buddha’s previous life, he became a king. A blind beggar came to
the palace and met the king. And he requested, ‘Oh king, give me your
eyes.’ So he [Buddha] decided to give,” he said.
The Buddha’s surgeon then removed the Buddha’s eyes, and transferred
them to the beggar, restoring his vision.
“Generation to generation, we are listening to those kind of stories.
So we are very encouraged to give our body parts to others,” Thera says.
[Corneas and blindness ] |
* According to the WHO, 4% of the world’s 39 million blind people
suffer from corneal opacity (the scarring or clouding over of the
cornea) while another 3% suffer from trachoma, a bacterial infection
that results in damage to the cornea
* Cataracts and glaucoma cause more cases of blindness, but trachoma
is described as the main cause of preventable blindness
* The main reasons for cornea transplants (keratoplasty) in Sri Lanka
are the damage to the cornea as the result of an infection – sometimes
including ulcers (infective keratitis) – or keratoconus, where the
cornea becomes too thin and its shape is distorted
* Sri Lanka took corneas from executed prisoners until 1956, when the
death penalty was temporarily abolished – it was re-introduced in 1959,
but there have been no executions since 1976
* In the UK, the main reason for cornea transplants is a condition
that mainly affects older people called Fuchs’ dystrophy, which causes
the cornea to swell and become cloudy - keratoconus is also a problem,
though, affecting younger patients
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He himself has already donated a kidney to a woman with kidney
disease.The certificates handed out by the Eye Donation Society to those
who pledge their corneas, explicitly allude to Buddhist teaching by
carrying the words, “Let the donor have a good rebirth,” though people
from other religions have both made donations and received donated
corneas.
Main recipients
In Muslim countries it is generally forbidden to damage the human
body, before or after death, so Pakistan and Egypt have been major
recipients of Sri Lankan corneas. Malaysia, Nigeria, Sudan also feature
on the list of more than 50 receiving countries.The cornea is one of the
easiest tissues to transplant as no matching is required between donor
and recipient. It is bloodless tissue, taking oxygen directly from the
air.
It is also possible to take a cornea from an elderly person, and
graft it on to the eyes of a much younger one. If a donor is more than
80 years old, there is a higher chance that the cornea will not be
suitable, but it’s reported that in one case, the cornea of an
86-year-old Buddhist monk was given to a nine-year-old Jordanian boy.
Despite this, in the UK at least, the cornea is the tissue donors are
most likely to exclude from the list of organs they are prepared to
donate – 11% of the total, compared with less than 1% who refuse to
donate their kidneys.
“I literally get this image of someone scooping out my eyeballs and
it makes me really think,” says one Londoner, Cenay Said, a camera
assistant in the movie business.
“Some of the biggest connections we make with people are through the
eyes. They feel really personal.”
This may be one reason why, according to the National Eye Research
Centre in Bristol, there is a shortage of corneas in the UK – though as
there is no national waiting list for corneas, unlike some other body
parts, experts are unable to say with certainty how big the shortfall
is.
When corneas are imported to the UK, they tend to come from other
European countries or the US – another major exporter – because the
similarity in quality and safety standards makes it easier.
“This is not to say that the eye bank in Sri Lanka doesn’t apply
appropriate standards,” says John Armitage of the UK’s Corneal
Transplant Service Eye Bank. “Rather, it’s a question of an eye bank in
the UK having to fully audit the exporting eye bank to ensure compliance
with the UK’s standards.”Surprisingly perhaps, the removal of a dead
person’s eyes is not a problem for families that want an open coffin at
the funeral.Jayaratne Funerals in Colombo gets about six eyeless corpses
a month.
“The embalmers take two cotton balls about the size of the eyeballs,”
says Director Hasanga Jayaratne. “They soak it in embalming fluid and
put it inside the eyes and use a bit of glue to shut the eyes.”
Mourners are then able to see their loved-one one last time before
the next life begins.
BBC
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