8. Crenated tongue. Hairy tongue

Question 1

Crenated tongue definition

Answer 1

Normal anatomy on lateral borders of tongue

Question 2

Etiology of Crenated tongue

Answer 2

• Misarranged teeth
• Habit of strong pressing the tongue against teeth
• Pathologic edema of the tongue

Question 3

Clinical features of Crenated tongue

Answer 3

• Shallow asymptomatic impressions covered by normal mucosa
• On lateral border of tongue

Question 4

Systemic diseases that may causes crenated tongue

Answer 4

• Myxoedema
• Acromegaly
• Primary systemic amyloidosis
• Angioedema

All cause megaloglossia and subsequently Crenated tongue

Question 5

Diagnosis of Crenated tongue

Answer 5

Based on clinical features

Question 6

Treatment of Crenated tongue

Answer 6

• No therapy
• Reassurance