Most common histologic type of lung cancer, accounting for 38.5% of all cases. Characterized by glandular differentiation or mucin production. Early symptoms include fatigue and mild dyspnea, followed by chronic cough
Very common skin pathology containing keratin, not sebum. May be mistaken for pilar cyst. Can present as yellowish nodule
Mycosis fungoides is the most common form of cutaneous T cell lymphoma. Disease progresses from patches to plaques and eventually to tumors. Characterized by infiltrates of small to medium malignant T-cells
Classification divides breast cancer into categories based on histopathology, grade, stage, and gene expression. Treatment selection depends on cancer type and classification system. Classification helps determine appropriate treatment approach
Well-differentiated cutaneous squamous cell carcinoma that often spontaneously regresses. Represents up to 30% of cutaneous squamous cell carcinoma cases. Dome-shaped tumor with central keratinous plug in sun-exposed areas. Can reach up to 10 cm in size (giant KA)
Histopathology examines human tissue using microscope to detect disease. Pathologists prepare tissues by sectioning and placing them on glass slides. Frozen sections provide quick results within 20 minutes