Lichen Planus MCQ Quiz | Papulosquamous Disorders

1. The classic clinical features of Lichen Planus are often remembered by the ‘6 Ps’. Which of the following is NOT one of the ‘6 Ps’?

2. What is the characteristic histopathological finding in Lichen Planus?

3. Wickham’s striae, a key diagnostic feature of Lichen Planus, are best described as:

4. The Koebner phenomenon is often observed in Lichen Planus. This phenomenon refers to:

5. Eosinophilic, hyaline, ovoid bodies found in the papillary dermis or epidermis in Lichen Planus are known as:

6. Which viral infection has a well-established association with Lichen Planus, particularly the oral erosive form?

7. Which type of hypersensitivity reaction is thought to be involved in the pathogenesis of Lichen Planus?

8. The most common site for oral Lichen Planus is:

9. A patient presents with intensely pruritic, thick, hyperkeratotic plaques on the shins. This clinical presentation is most consistent with which variant of Lichen Planus?

10. Direct immunofluorescence (DIF) studies in Lichen Planus typically show shaggy or fibrillar deposits of which substance at the dermo-epidermal junction?

11. Which of the following is considered a first-line treatment for localized cutaneous Lichen Planus?

12. The characteristic nail changes in Lichen Planus can include all of the following EXCEPT:

13. Lichen planopilaris is a variant of Lichen Planus that primarily affects which anatomical structure?

14. Which cell type is predominantly found in the band-like inflammatory infiltrate seen in the histopathology of Lichen Planus?

15. In the context of oral Lichen Planus, which variant has the highest potential for malignant transformation into squamous cell carcinoma?

16. A patient with Lichen Planus develops blisters and bullae on their lesions. This variant is known as:

17. The term “saw-tooth” appearance in the histopathology of Lichen Planus refers to the shape of the:

18. Which of the following drugs is a well-known inducer of a lichenoid drug eruption, mimicking Lichen Planus?

19. What is the primary target of the cytotoxic T-cell-mediated immune response in Lichen Planus?

20. Annular Lichen Planus is most commonly found on which part of the body?

21. In the histopathology of Lichen Planus, the granular layer of the epidermis is typically:

22. Which of the following is NOT a typical feature of pigmentary changes seen after the resolution of Lichen Planus lesions?

23. The term for Lichen Planus affecting the esophagus, which can cause dysphagia and odynophagia, is:

24. Graham-Little-Piccardi-Lassueur syndrome is a rare variant of Lichen Planus characterized by a triad of features. Which of the following is part of this triad?

25. For severe, widespread, or recalcitrant Lichen Planus, which systemic therapy is often considered?