Morphology of Primary Skin Lesions - Description Algorithm Primary Skin Lesion - Initial lesion not altered by trauma, manipulation (rubbing, scratching), complication (infection), or natural regression over time. • Flat vs Elevated • Macule vs Patch • Solid, Fluid-Filled OR Semi-Solid-Filled, Fluid-Filled • No Deep Component vs Deep Component • Purulent vs Non-Purulent Fluid • Papule vs Plaque • Nodule vs Tumor • Pustule vs Vesicle vs Bulla #Morphology #SkinLesion #Primary #Description #Algorithm #dermatology
