approach to the immunocompromised patient with fever and pulmonary infiltrates

... 052. Approach to the Patient with a Skin Disorder (Part 1) Harrison's Internal Medicine > Chapter 52. Approach to the Patient with a Skin Disorder APPROACH TO THE PATIENT WITH ... assume that the erosion is the primary lesion and the redness and scale are secondary, while the correct interpretation would be that the patient has a pruritic eczematous dermatitis with erosions ... Fig. 52-3) and to formulate a differential diagnosis (Table 52-4). For instance, the finding of scaling papules (present in patients with psoriasis or atopic dermatitis) places the patient in...

Ngày tải lên: 06/07/2014, 20:20

... elicits the desire to scratch. Pruritus is often the predominant symptom of inflammatory skin diseases (e.g., atopic dermatitis, allergic contact dermatitis); it is also commonly associated with ... Table 52-3 Common Dermatologic Terms A schematic representation of several common primary skin lesions (see Table 52-1). Chapter 052. Approach to the Patient with a Skin Disorder (Part ... epidermal atrophy). Scar: A change in the skin secondary to trauma or inflammation. Sites may be erythematous, hypopigmented, or hyperpigmented depending on their age or character. Sites on hair-bearing...

Ngày tải lên: 06/07/2014, 20:20

... MD; with permission.)[newpage] APPROACH TO THE PATIENT: SKIN DISORDER In examining the skin it is usually advisable to assess the patient before taking an extensive history. This way, the ... important individual skin lesions and make it possible to assess the distribution of the eruption accurately. The Chapter 052. Approach to the Patient with a Skin Disorder (Part 4) Figure ... correlates highly with diagnosis (Fig. 52-6). For example, a hospitalized patient with a generalized erythematous exanthem is more likely to have a drug eruption than is a patient with a similar...

Ngày tải lên: 06/07/2014, 20:20

... is characterized by small and large erythematous papules and plaques with overlying adherent silvery scale. Figure 52-8 Chapter 052. Approach to the Patient with a Skin Disorder (Part...

Ngày tải lên: 06/07/2014, 20:20

... lesions with a generalized arrangement are common and suggest a systemic etiology. Figure 52-9 Erythema multiforme. This eruption is characterized by multiple erythematous plaques with ... represents a hypersensitivity reaction to drugs (e.g., sulfonylamides) or infections (e.g., HSV). (Courtesy of the Yale Resident's Slide Collection; with permission.) Figure 52-10 ...

Ngày tải lên: 06/07/2014, 20:20

... 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 iris ... of systems 9. 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 ... gently with a no. 15 scalpel blade, and the removed scale is collected on a glass microscope slide then treated with 1 to 2 drops of a solution of 10–20% KOH. KOH dissolves keratin and allows...

Ngày tải lên: 06/07/2014, 20:20

Ngày tải lên: 06/07/2014, 20:20

Ngày tải lên: 07/07/2014, 01:20

Ngày tải lên: 07/07/2014, 01:20

Ngày tải lên: 07/07/2014, 01:20

Ngày tải lên: 07/07/2014, 01:20

Ngày tải lên: 07/07/2014, 01:20

Ngày tải lên: 07/07/2014, 01:20

Ngày tải lên: 07/07/2014, 01:20

Ngày tải lên: 07/07/2014, 01:20

Ngày tải lên: 07/07/2014, 01:20

... of these cytochromes have been proposed to be ter- minal Fe(III) and Mn(IV) reductases, although their role in the reduction of other metals is less well understood. To obtain more insight into ... anaerobic growth on either of the electron acceptors U(VI) and Se(VI) is due to the decaheme cytochromes c not recognizing either of these electron acceptors, we probed the relative affinities via ... involved in the reduction of either Fe(III) or Mn(IV) in MR-1 is thought to be composed of cytochromes and a qui- none, located in both the cytoplasmic membrane (CymA and menaquinone) and the outer...

Ngày tải lên: 07/03/2014, 09:20

... joints. The fingers are named in order: the thumb, the index, the middle, the ring, and the little finger. Their different lengths cause them to fit the hollow of the hand when it is closed, and ... as they contract and expand alternately, the bone to which they are attached is moved to and fro. (See p. 275.) If you grasp the arm tightly with your hand just above the elbow joint, and ... forward, but the muscles of the calf neutralize this action. The ankle, the knee, and the hip lie in nearly the same line, and thus the weight of the body rests directly on the keystone of the arch...

Ngày tải lên: 15/03/2014, 13:20

... important to take a detailed history to decipher the source of the symptoms and to target treatments. A functional history is important to determine how the disease process as well as the aging ... relaxation and self-hypnosis training. 24 Generally, these approaches teach patients to monitor their bodies for signs of stress, to engage in deep breathing and other stress management approaches, ... intolerance, fatigue, pain, and bowel and genitourinary dysfunction. As the patient with MS ages, morbidities and physiological changes associated with the normal aging process interact with...

Ngày tải lên: 22/03/2014, 14:20

... male and female, synthetic and real with different regional accents, these cues discriminate between the simplest speech segments containing an element in a minimal combination with others. ... terms of total amplitude or energy distribution ED across low, middle and high frequency parts of the vocal range and the angular frequencies to( F) and amplitudes a(F) of formants. The first ... steady- state formant values at the centre of a segment with values at entrance and exit boundary. They describe the context of a segment without going to the computational complexity of...

Ngày tải lên: 31/03/2014, 04:20