American Board of Pathology (ABPath), in cooperation with the American Board of Dermatology (ABD) · ABPath Dermatopathology Exam Blueprint, updated for 2026, paired with final Dermatopathology Content Specifications marked 12/2025 and published as Content-Specification-DP_SS_Final_12.15.2025.pdf. Neither document states a separate exact effective day. The assigned workbook label maps to the official Dermatopathology Subspecialty Certification Exam; the assigned slug is preserved.

This original 20-question sample covers selected topics across the outline. It does not reproduce official exam questions or cover every tested topic.

• Dermatopathology — American Board of Pathology
• About Certification — American Board of Pathology
• 2026 Dermatopathology Subspecialty Certification Exam
• Content Specifications for Examinations
• Dermatopathology Exam Blueprint — Updated for 2026
• Dermatopathology Content Specifications — December 2025
• Clinicopathological Study of Non-Infectious Erythaematous Papulosquamous Skin Diseases
• Lichen planus pathology
• What is dermatopathology?
• Salt Split Technique: A Useful Tool in the Diagnosis of Subepidermal Bullous Disorders
• Bullous pemphigoid pathology
• Diagnosis and management of leukocytoclastic vasculitis
• Basal cell carcinoma pathology
• Correlation of dermoscopic and histopathological features in basal cell carcinoma using computerized image analysis
• Squamous cell carcinoma pathology
• Current Cancer Protocols — College of American Pathologists
• Invasive Melanoma of the Skin: Biopsy — CAP version 1.1.0.0
• Dermatofibrosarcoma protuberans pathology
• COL1A1-PDGFB Fusion Transcripts in Fibrosarcomatous Areas of Six Dermatofibrosarcomas Protuberans
• Merkel cell carcinoma pathology
• Diagnostic accuracy of a panel of immunohistochemical and molecular markers to distinguish Merkel cell carcinoma from other neuroendocrine carcinomas
• A Clinico-Mycological and Histopathological Study of Recurrent Dermatophytosis
• Herpes virus infection pathology
• CDC DPDx — Leishmaniasis
• Porokeratosis pathology
• Pseudoxanthoma elasticum — MedlinePlus Genetics
• MH 091 Thick Skin — Histology Guide
• Histopathologic Features of Alopecia Areata: A New Look
• Morphological spectrum of pilar cysts
• Trichilemmal cyst pathology
• Miescher's radial granuloma: A characteristic marker of erythema nodosum
• Erythema nodosum pathology
• Erythema nodosum
• Pseudoporphyria
• Porphyria Cutanea Tarda — United Porphyrias Association
• Cutaneous Direct Immunofluorescence Assay, Varies — Mayo Clinic Laboratories
• Extraneous tissue: A potential source for diagnostic error in surgical pathology
• Root Cause Analysis — AHRQ PSNet
• s41379-018-0155-y.pdf
• IDOJ-14-799.PMC10718100.pdf
• ORBi: Comparative immunohistochemical study of herpes-simplex and varicella-zoster infections - 1993
• Epidermolysis bullosa acquisita and anti-p200 pemphigoid as major subepidermal autoimmune bullous diseases diagnosed by floor binding on indirect immunofluorescence microscopy using human salt-split skin - Indian Journal of Dermatology, Venereology and Leprology
• Correlation of dermoscopic and histopathological features in basal cell carcinoma using computerized image analysis - PMC