Certified Hand Therapist (CHT) Practice Exam

What is the consequence of untreated frostnip?

1. It can lead to blister formation.

2. It will develop into frostbite.

3. It usually resolves on its own.

4. It causes permanent nerve damage.

The correct answer is: It will develop into frostbite.

When frostnip is left untreated, it can progress to frostbite, which is a more severe condition involving freezing of the skin and underlying tissues. Frostnip itself is a superficial injury that typically affects only the outer layers of the skin, causing redness and a tingling sensation. However, if exposure to cold temperatures continues and treatment is not sought, the tissue can sustain greater damage, leading to frostbite. This progression happens because the blood flow to the affected area is compromised due to the cold, and without appropriate intervention, the damage can deepen, resulting in the destruction of skin, muscle, and even bone in extreme cases. Recognizing this risk emphasizes the importance of addressing mild cold injuries to prevent them from worsening into more serious conditions.