Dermatology Practical & Conceptual

Notalgia paresthetica: the unreachable itch

…eeks [9]. A case study using exercises to strengthen postural muscles and extend the spine, thereby reducing the angle of the cutaneous nerves as they pass through the muscles and the transverse processes, completely eliminated pruritus in two women…

Histologic Diagnosis of Inflammatory Skin Diseases

Introduction

…sels, lymphatics, collagen, elastic fibers, ground substance, muscles, and nerves. The strategy is to inform about how the skin looks by examination grossly and by inspection using conventional microscopy, and how it works. Although each of the compo…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…37.9B: A pustule in a single locus situated immediately above muscles of hair erection = Suppurative infundibulitis of unknown cause From the presence of muscles of hair erection beneath an intraepidermal pustule, it may be inferred that the process…

Histologic Diagnosis of Inflammatory Skin Diseases

Suggested Readings

…itable Disorders, 2nd ed. New York: Wiley-Liss, 2002:249-269. Muscles Barcaui CB, Pineiro-Maceira J, de Avelar Alchorne MM. Arrector pili muscle: evidence of proximal attachment variant in terminal follicles of the scalp. Br J Dermatol 2002;146:657-6…

Histologic Diagnosis of Inflammatory Skin Diseases

Sebaceous Units

…wer bulge, which represents the site for future attachment of muscles of hair erection. With the exception of the palms, soles, and dorsa of the feet, sebaceous glands of various sizes are distributed over the entire skin surface. They are most popul…

Histologic Diagnosis of Inflammatory Skin Diseases

Topography and Regional Variation

…itoris and penis, are endowed with highly vascularized smooth muscles. Figure 1.13 Ostia of infundibula on the skin of the nose, a region in which those openings in adults may be prominent and patulous. A. View clinically. B. View histologically….

Histologic Diagnosis of Inflammatory Skin Diseases

Nerves

…system. Adrenergic fibers activate arterioles, glomus bodies, muscles of hair erection, and apocrine glands; cholinergic fibers stimulate eccrine glands. Cutaneous sensory receptors can be divided into two groups: One is of “specialized”…

Histologic Diagnosis of Inflammatory Skin Diseases

Lipodystrophy

…ent has a wasted appearance. Secondary to severe loss of fat, muscles may appear to be hypertrophic and veins may seem to be prominent. Differential diagnosis histopathologic Localized fat atrophy secondary to local injections of corticosteroid or in…