The most common symptoms are:

• pain in the chest, lower back or abdomen
• breathlessness
• peritoneal mesothelioma may cause swelling of the abdomen

Sometimes:

A dry, persistent cough.

In some cases there may be no symptoms, or they may appear very gradually.

Other possible symptoms include:

• loss of appetite
• weakness
• loss of weight

All these symptoms can be caused by other conditions, but if you are concerned, see your GP.