nail frostbite

Introduction

Introduction A nail frostbite is a trauma caused by damage to the nail from freezing.

Cause

Cause

The nail is frozen and caused by ischemia.

Examine

an examination

Related inspection

Skin elasticity check skin color

Fingernails may shrink or fall off due to frostbite, and the fingernails will turn blue.

Diagnosis

Differential diagnosis

Nail clip injury: In daily life, home and school portals, iron gates, window frames, drawers or car doors, etc., are most likely to pinch your fingers, and the injured are mostly lively and active children. After the pinch, the light is swollen and swollen. In severe cases, it may cause finger cutting, nail loss or joint bleeding.

Nail deformation becomes soft: it is a clinical manifestation of hyperthyroidism. Observing the nails, it was found to be soft and even deformed.

Spoon-shaped nail: The nail is sagged in the middle, and the whole nail becomes flat or spoon-shaped. This kind of nail is related to iron deficiency anemia, syphilis, thyroid disorder, rheumatic fever and the like.

Nail bed cyanosis: Purpura refers to the diffuse cyanosis of the skin and mucous membranes. Generally, it is most obvious in areas where the skin is thin, the pigment is small, and the blood is sufficient, such as a nail bed, and other lips, tongue, oral mucosa, nose, cheeks, and earlobe. Plateau heart disease can be characterized by clubbing, lips, nail bed cyanosis, mainly due to chronic hypoxia caused by impaired right heart function.

Fingernails may shrink or fall off due to frostbite, and the fingernails will turn blue.

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