Diagnostic Techniques
Key Terms Saucerization biopsy Tinea corporis Equipment Needed This chapter, on diagnostic techniques, not only discusses how to perform the procedures, but also lists the type of equipment needed to…
Morbilliform Eruptions
Morbilliform eruptions are eruptions that resemble measles. The term is derived from the Latin word for measles, morbilli. Morbilliform reactions are never due to external factors and always indicate an…
Scaly Disorders
Key Term Two feet–one hand syndrome Scaly disorders are a heterogeneous presentation of skin diseases that primarily manifest with scale. This group includes inherited disorders (e.g., ichthyosis vulgaris), acquired disorders…
Papular Eruptions: No Scale
Although papular eruptions are not always listed as a separate clinical category in dermatology texts, there are some diseases that present with a decidedly papular quality. Moreover, whereas some diseases…
Plaques With Scale
Scaly plaques includes an unrelated admixture of neoplastic and inflammatory disorders characterized by larger, usually sharply defined palpable lesions, with variable scale. Important History Questions How long has the lesion(s)…
Diffuse or Reticulated Erythema
Key Term Mucocutaneous lymph node syndrome Erythema is defined as cutaneous diseases that present with large patches of red skin, without overlying changes in the epidermis. Included in this group…
Introduction to Clinical Dermatology
“Thinking” Like a Dermatologist The skin represents the largest organ of the human body. It consists of the epithelium, dermis, subcutaneous fat, and adnexal structures (hair follicles and glands), as…
