... dermatitis with erosions caused by scratching. Figure 52-1 Chapter 052. Approachto the Patient with a Skin Disorder (Part 1) Harrison's Internal Medicine > Chapter 52. Approachto ... trivial ones, and in integrating pertinent signs and symptoms into an appropriate differential diagnosis. The fact that the largest organ in the body is visible is both an advantage and a disadvantage ... of scaling papules (present in patients with psoriasis or atopic dermatitis) places the patient in a different diagnostic category than would hemorrhagic papules, which may indicate vasculitis...
... predominant symptom of inflammatory skin diseases (e.g., atopic dermatitis, allergic contact dermatitis); it is also commonly associated with xerosis and aged skin. Systemic conditions that can ... their age or character. Sites on hair-bearing areas may be characterized by destruction of hair follicles. Table 52-3 Common Dermatologic Terms A schematic representation of several common ... epidermis without an associated loss of dermis. Ulcer: Loss of epidermis and at least a portion of the underlying dermis. Excoriation: Linear, angular erosions that may be covered by crust and are...
... correlates highly with diagnosis (Fig. 52-6). For example, a hospitalized patientwitha generalized erythematous exanthem is more likely to have a drug eruption than is apatientwitha similar ... scaly papule that soon forms erythematous plaques covered witha white scale, whereas that of dermatitis herpetiformis is an urticarial papule that quickly becomes a small vesicle. In this manner, ... examining the skin it is usually advisable to assess the patient before taking an extensive history. This way, the entire cutaneous surface is sure to be evaluated, and objective findings can...
... Psoriasis. This papulosquamous skin disease is characterized by small and large erythematous papules and plaques with overlying adherent silvery scale. Figure 52-8 Chapter 052. Approachto ... overlying adherent silvery scale. Figure 52-8 Chapter 052. Approachto the Patient with a Skin Disorder (Part 5) Figure 52-6 ...
... contact (Fig. 52-10) or primary irritant dermatitis. In contrast, lesions witha generalized arrangement are common and suggest a systemic etiology. Figure 52-9 Erythema multiforme. ... This eruption is characterized by multiple erythematous plaques witha target or iris morphology. It usually represents a hypersensitivity reaction to drugs (e.g., sulfonylamides) or infections ... to drugs (e.g., sulfonylamides) or infections (e.g., HSV). (Courtesy of the Yale Resident's Slide Collection; with permission.) Figure 52-10 ...
... Family history (particularly relevant for patients with melanoma, atopy, psoriasis, or acne) 10. Social, sexual, or travel history as relevant to the patient DIAGNOSTIC TECHNIQUES Many ... skin diseases can be diagnosed on gross clinical appearance, but sometimes relatively simple diagnostic procedures can yield valuable information. In most instances, they can be performed at the ... pressed against the surface of the skin and rotated with downward pressure until it penetrates to the subcutaneous tissue. The circular biopsy is then lifted with forceps, and the bottom is cut with...
... international normalized ratio (INR), and a liver panel. Although the serum aminotransferase level correlates poorly with liver histology, the ratio of aspartate aminotransferase (AST) to alanine ... disease. Hepatotoxic drugs should also be avoided, as patients with advanced fibrosis have little reserve for additional injury. Immunization against hepatitis A and B should be given if patients ... International Publisher. All rights reserved Review A Practical Approachto Managing Patients with HCV Infection Richard H. Huang, and Ke-Qin Hu Division of Gastroenterology and Hepatology,...
... 2005;106: 40 6a. 27. Oka Y, Tsuboi A, Murakami M, Hirai M, Tominaga N, Nakajima H, Elisseeva OA, Masuda T, Nakano A, Kawakami M, Oji Y, Ikegame K, Hosen N, Udaka K, Yasukawa M, Ogawa H, Kawase I, ... Tohri Kurasaki3, Toshiki Kitajima3, Shoko Takenouchi3, Anri Sai-toh1, Norihiro Watanabe1, Tatsuo Furukawa2, Ken Toba3, Ichiro Fuse4, Yoshifusa Aizawa3, Manabu Kawa-kami5, ... Transplantation, Niigata University Medical and Dental General Hospital, Niigata, Japan 3. Division of Hematology, Graduate School of Medical and Dental Sciences, Niigata University, Niigata,...
... 2003,p.56).Infact, the model seems to include a decision phase only as an approach to laboratory settings, where participants are usually asked to state theirpreferences or make decisions about a certain ... orderly444ChapterTwentyOnepresented atthe11'hannual meetingofHuman Brain Mapping, Toronto,ON, Canada.Vartanian,0.,& Gael,V.(200 4a) . Emotion pathwaysinthe brain mediateaesthetic preference.Bulletin ... from an evaluallon that canonly occur following processing along allfive stagesofthe model. The resultsindicate that evaluating a stimulus as beautiful wasasSOCIated WIth mcreasedactivation...