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Ask Nurse Lynn: Respiratory Infections

Question:

Male, 7 months old, unknown subtype

He has a cough, congestion, and I have the humidifier with Vicks vaporizer going and been using the nose sucker by Frida to help clear his airway. But I’m so worried at night especially knowing now he has sleep apnea. He’s having a hard time breathing. I really can’t sleep worried about him. Any advice?

Nurse Lynn’s Response:

Since individuals with PWS have low muscle tone, it can make it harder for them to clear mucus, increasing the risk of respiratory infections. If you’re ever unsure, trust your instincts and seek medical help.

When to Go to the ER Immediately 

  1. *Lips or fingertips turning blue or pale
  2. *Pauses in breathing (apnea episodes longer than usual)
  3. *Severe retractions (ribs or belly moving dramatically with each breath)
  4. *Breathing rate over 60 breaths per minute consistently
  5. *Extreme lethargy or unresponsiveness

Given your son’s age and having PWS, it’s important to be extra cautious about respiratory infections. Below are key signs to watch for pneumonia or RSV (Respiratory Syncytial Virus).

Pneumonia is a lung infection that can cause difficulty breathing and requires medical attention. Watch for:

  1. Fast breathing – Over 50 breaths per minute (count when he’s calm).
  2. Retractions – Skin pulling in around ribs, above the collarbone, or belly moving more than usual with each breath.
  3. Wheezing or grunting – A whistling or grunting noise when breathing out.
  4. Fever –for more than 2 days, or any fever if he’s very lethargic.
  5. Cough worsening – If his cough gets stronger or wetter over time, especially with yellow or green mucus.
  6. Pale or blue lips/nails – Indicates oxygen levels are dropping (seek emergency help immediately).

Signs of RSV (Respiratory Syncytial Virus)

RSV is a common but serious respiratory virus for babies with PWS because of low muscle tone and weaker cough strength. Symptoms include:

  1. Very stuffy nose – Thick mucus blocking airways (use saline drops and suction).
  2. Worsening cough – Starting mild but becoming deep and wet.
  3. Fast, shallow breaths – More than 50-60 breaths per minute.
  4. Flared nostrils or retractions – Signs of increased effort to breathe.
  5. Feeding difficulties – If he’s too congested or tired to eat.
  6. Lethargy or irritability – Being much sleepier or fussier than usual.
  7. Wheezing or crackly breathing – A sign the lungs are inflamed.
  8. Apnea episodes worsening – If his sleep apnea seems more severe, seek medical attention.

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