Clubbing finger (toe)

The soft tissue at the end of the finger (toe) is thickened like a swollen bulge, with arch-shaped bulges, the longitudinal ridges and transverse ridges are highly curved, and the surface is glassy. Also known as fading finger. The angle between the side nails of the fingers of the healthy person and the skin around the nail is 160 degrees. With the occurrence of the forest finger, this angle can gradually increase to 180 degrees and above. Pressing the base of the nails can have a noticeable elasticity and tenderness. The appearance of fingertips in different diseases has different color. Forest-like fingers with group-type congenital heart disease, the fingertips are usually purple and black, the nail arches are reddish brown, the nail capillaries increase, and the fingertip blood flow increases. Patients with pulmonary diseases have dry, non-smooth fingertips, yellowish white, and insignificant vascular proliferation. The finger (toe) is the more common symptom of certain diseases in medicine.

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