Nail clubbing

Finger clubbing (also called " piston finger ", or digiti hippocratici osteoarthropathy hypertrophique pneumique, English clubbed fingers or clubbing ) is the medical term for the conspicuous swelling of fingers and Zehenendgliedern as a symptom of certain diseases, especially heart or lung diseases. Finger clubbing are often observed together with the so-called Uhrglasnägeln.

Finger clubbing caused by local ( in this case, often occurring on one side only ) or systemic tissue hypoxia (lack of oxygen ), with resultant formation of new capillaries. They are observed in particular for the following disorders:

• Heart defects with right - to-left shunt
• Chronic lung disease (including malignant lung diseases such as lung cancer )
• Tetralogy of Fallot
• Eisenmenger reaction
• Cystic fibrosis

These diseases are characterized by chronic hypoxia. Go to hypoxia in the treatment (eg surgery) back to the clubbing and the Watchglass usually make it back again.

In rare cases, clubbing can also be inherited, but then there are " atypical " Finger clubbing as they are then not a symptom of disease as defined above.