Martin Short's wife died after going into respiratory arrest, following a three year battle with ovarian cancer, RadarOnline.com has learned.

The actor's partner of 30-years, Nancy Dolman Short, passed away last month at the age of 58.

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According to Nancy’s death certificate, she was in respiratory arrest for five minutes, but had been suffering from cancer for three years.

It also reveals that she had an oophorohysterectomy, meaning her uterus and ovaries were removed, in 2007, not soon after she was diagnosed with the disease.

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The certificate from the Los Angeles Department of Public Heath confirms reports that she died on August 21st 2010 at 1.55pm.

It also states that she died at the family home in Pacific Palisades.

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The private family decided to keep her health problems secret from the media until she sadly lost her battle with the illness.

The tragic death of Martin Short’s wife may have been exacerbated due to an oxygen tank malfunction, RadarOnline.com has learned.

Nancy Dolman, 58, died Saturday after a 911 call was made from Short's Los Angeles home.

In the 911 call, a frantic woman is heard saying a bed-ridden Dolman is “not breathing” and “she’s going to die” as she pleads for an ambulance.

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“This patient… was on oxygen, we had problems with the gauge here in the tank, she’s off oxygen,” the woman told the 911 operator.

The operator assures the caller that help is on the way and instructs her to perform CPR. 

“If she is able to fight you she is able to breathe on her own,” the operator said to the caller. 

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“Is she awake and talking to you?” the operator asked.

“Yes she is,” the caller responded. 

The woman said Dolman was surrounded by people at the time of her death.

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Dollman was diagnosed with cancer in 2007 when doctors discovered a growth in her left groin area.

Short, who received an Emmy nomination this year for a serious role as attorney Leonard Winstone on the FX legal thriller Damages, has decided to skip Sunday’s Emmy Awards as he continues to grieve the loss of his wife.

Martin Short’s wife Nancy has died, RadarOnline.com is reporting exclusively.

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The actor’s wife passed away on Saturday at the couple’s Pacific Palisades home. The Los Angeles City Fire Department responded to a medical emergency call at Short’s  address at 8:30 am Saturday.

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They were on scene for approximately 30 minutes but did not transport anyone to a hospital. It is believed Nancy died at the house.

A representative for Short confirmed Nancy’s death to RadarOnline.com.

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The cause of death is not yet known.

Short, best known for his role on Saturday Night Live and the Father of the Bride franchise married Nancy Dolman in 1980.

The tragedy strikes as Short, who starred in Damages, has been nominated for an Emmy in the Best Supporting Actor For A Drama category.

She is survived by the couple’s three children, Katherine, 27, Oliver, 24 and Henry, 20

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Nancy was diagnosed with cancer in 2007, when doctors discovered a growth in her left groin area. She underwent surgery.

Short and Nancy met in 1972 while acting in a Canadian production of the musical Godspell.

Short achieved stardom on Saturday Night Live.