By Klaus-Peter Wilhelm, Peter Elsner, Enzo Berardesca, Howard I. Maibach
Spanning the numerous developments that experience taken position within the box because the First variation of this booklet was once released, this moment version emphasizes the imaging of the surface in its entirety, instead of focusing exclusively on floor layers. the second one version contains new chapters on applied sciences akin to in vivo confocal laser scanning microscopy, Raman spectroscopy, optical coherence tomography, nuclear magnetic imaging, high-resolution ultrasound, in vivo pores and skin topometry, and multi-photon imaging of the outside.
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Additional info for Bioengineering of the Skin: Skin Imaging & Analysis, 2nd Edition (Dermatology: Clinical & Basic Science)
Several studies have demonstrated that it persists throughout the stratum corneum and the upper epidermis, shown by means of repeated tape stripping and ammonium hydroxide blistering (27). After removal of the entire epidermis, either in vivo or in vitro by incubation of biopsies in sodium bromide, the primary lines remain visible on the surface of the papillary dermis. They separate groups of about 20 to 50 dermal papillae (1,28). After injuries that destroy the dermal papillae and lead to scar formation, the glyphic pattern of the surface is no longer present.
The fused images show that the dimension and size of the nevus are appropriately depicted with OCT. SUMMARY AND CONCLUSIONS Physical concepts of noninvasive modalities with relevance to skin imaging were discussed above. VD and ELM image skin surface structures optically, while HFUS, OCT, and HR-MRI enable cross-sectional imaging by utilizing ultrasound waves, light in the near-IR spectrum and the phenomenon of nuclear magnetic resonance. The concept of multimodal imaging was motivated and examples for image fusion were presented.
Dermatoglyphics have been useful in studying chromosomal aberrations and skin disorders such as Darier’s disease, psoriasis, and others (16–18). Dermatoglyphics form loops, whorls, and arches on the fingertips. They are irregularly criss-crossed by straight or slightly curved, deeper lines, which are especially numerous on the palms. , ulnar deviation of the lines or arches, occur in a statistically significant higher number than in the normal population. By contrast, the glyphic lines of glabrous skin are furrows that cross each other to form squares, rectangles, triangles, and trapezoids.
Bioengineering of the Skin: Skin Imaging & Analysis, 2nd Edition (Dermatology: Clinical & Basic Science) by Klaus-Peter Wilhelm, Peter Elsner, Enzo Berardesca, Howard I. Maibach