As a result, the illness can go undiagnosed for some time.

He had been sick for two weeks now, the cause as yet undiagnosed.

In the first month, six people died of undiagnosed infections.

His undiagnosed cancer spread until, by the end of the year, he was close to death.

But studies show that the vast majority of cases go undiagnosed.

"But I do think that undiagnosed sleep disorders are common."

The cause of death was reported as undiagnosed liver cancer.

Thus, blood pressures above normal can go undiagnosed for a long period of time.

Document the presence of a disease that was undiagnosed before death.

Left undiagnosed for too long, the disorder can cause problems with language development, education and even social skills.

He played his last 6 years with an undiagnosed broken ankle.

But in some cases, he continued, an undiagnosed sleep disorder could be the problem.

He was hospitalized about a week ago with an undiagnosed illness.

Due to the poor understanding of this condition by the general public, many cases are likely undiagnosed.

They also discovered 22 women who had cancer that otherwise might have gone undiagnosed.

Too many kids have gone undiagnosed for two to three years, when early diagnosis and intervention are so important.

My husband went back to work after a undiagnosed minor stroke only to have a major one a few months later.

Since this disease is not well known and often remains undiagnosed, mortality might be much higher.

But structural heart problems often go undiagnosed because the tests needed to find them can be expensive.

Another wrote of growing up and going through school with undiagnosed dyslexia.

Comment: I am as yet undiagnosed for my chronic pain after 3 years.

I see you were tested for the possibility of undiagnosed diabetes.

The disease is not well known, and often undiagnosed.

Provides information and mutual support to those who have an undiagnosed illness.

The disorder can result in death if undiagnosed or left untreated.

Document the presence of a disease that was undiagnosed before death.

"We don't know how many people are undiagnosed," he said.

But health officials believe that many other cases among natives are undiagnosed or unreported.

When the disorder is undiagnosed, sufferers rarely live beyond their teenage years.

An often overlooked contributor to underachievement is undiagnosed learning differences.

Most of these children are undiagnosed and have mild symptoms without distress or impairment.

The tumor had been undiagnosed for some time, and the surgery left Bennett partially paralyzed.

Research by the radiology group estimates that the condition is undiagnosed in about a quarter of the eight million Americans who have it.

In most cases, spondyloarthropathies are mild and may be undiagnosed for many years.

Ninety-five percent of sleep disorders are undiagnosed, experts add.

In many cases, narcolepsy is undiagnosed and, therefore, untreated.

Because so many are undiagnosed we can't tell what kind of problem we are looking at.

"There could be undiagnosed or untreated mood disorders in people who are artistic.

If your abnormal vaginal bleeding is undiagnosed, see your doctor.

"For us, a lot of it is identifying the families that are undiagnosed and getting them the support, because we deal with such a young age group.

One in five patients has symptoms which are undiagnosed by medicine, and the cost of treating them is twice that as of a diagnosed patient.

However, there are cases of Alzheimer's disease in the European Union which are undiagnosed.

It was undiagnosed at that time, but he was dyslexic, so he had problems at school.

There are people who are undiagnosed.

One of the reasons behind the lower 'A' level grades of some state pupils may be undiagnosed dyslexia.

Chalke lost her aunt and grandmother to breast cancer that was undiagnosed while in its early stages.

It was undiagnosed for several years and his work was impaired due to a degree of permanent brain damage being inflicted.

Hambly speaks freely of suffering from seasonal affective disorder, which was undiagnosed for years.

There is, then, a vast reservoir of herpes infection in the community, much of which is undiagnosed.

There he struggled - due to what he later said was undiagnosed dyslexia - and was left back in third grade.

As a result, the illness can go undiagnosed for some time.

But studies show that the vast majority of cases go undiagnosed.

Thus, blood pressures above normal can go undiagnosed for a long period of time.

They also discovered 22 women who had cancer that otherwise might have gone undiagnosed.

Too many kids have gone undiagnosed for two to three years, when early diagnosis and intervention are so important.

But structural heart problems often go undiagnosed because the tests needed to find them can be expensive.

HS often goes undiagnosed for years because patients are too ashamed to speak with anyone.

Depression is not a normal part of aging, and yet it often goes undiagnosed.

The true mortality rate is thought to be much lower because most cases are so mild they go undiagnosed.

He suffers from clinical depression which went undiagnosed until his mid-30s.

They also suspect that many cases of musical hallucinations go undiagnosed.

He added: "It's one of those things that go undiagnosed.

This number may be much higher, though, because three out of four embolisms cause no symptoms and go undiagnosed.

Many hepatitis cases go undiagnosed because they are mistaken for the flu.

Often, they say, the disease can go undiagnosed for a long time and be fairly well developed before symptoms arise.

"Laura had so much pain and went undiagnosed for so long," she says.

Learning-disabled children tend to do poorly in public schools, and often their problems go undiagnosed.

Rowena, was born seven weeks early with a heart defect that went undiagnosed for years.

One reason, some experts say, is that many cases are not typical and go undiagnosed, perpetuating the spread.

Inevitably, some will have diseases that go undiagnosed and therefore untreated.

Most people with sleep apnea don't know they have the condition, and it often goes undiagnosed.

But the disease remains an enigma to many, and it often goes undiagnosed, even in endemic areas.

This went undiagnosed until Allison was in her 20's, making her unable to have children.

But up to 10 million adults suffer from this real, treatable disorder, which often goes undiagnosed.

Most but not all mild cases go undiagnosed.