Blaschko’s lines are present along the:
Correct Answer: Lines of development
Description: Ans. D. Lines of development.The lines do not correspond to any known nervous, vascular or lymphatic structures, but represent the developmental growth pattern of the skin.Blaschko's Lines:a. The lines of Blaschko were delineated over 100 years ago.b. First described by Blaschko in 1901.The pattern is attributed to the lines of migration and proliferation of epidermal cells during embryogenesis (i.e., the bands of abnormal skin represent clones of cells carrying a mutation in a gene expressed in the skin).c. The lines do not correspond to any known nervous, vascular or lymphatic structures, but represent the developmental growth pattern of the skin.d. Generally, longitudinally oriented on the limbs and circumferential on the trunk, but not perfectly linear.e. Implies a mosaic disorder (e.g., Incontinentia pigmenti, inflammatory linear verrucous epidermal nevus).
Category:
Skin
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now