A patient suffers from disseminated intravascular coagulation (DIC). The following image shows the lesion microcirculation. The major component of this lesion (black arrow) is ( ) A: Platelet B: Red blood cell C: Leukocyte D: Fibrin

Which of the following is not a feature of inflammatory acute abdomen? A: Persistent abdominal pain B: Lesions have a fixed tenderness C: Peritoneal irritation is localized to the lesion D: Peritonitis range does not increase<br/>with the expansion of the lesion

广州管圆线虫引起脑膜炎 A: ectopic lesion B: larva migrans C: 两者都是 D: 两者都不是

Which is the typical<br/>lesions of atopic dermatitis in adolescence<br/>__ __? A: Massive exudation B: Erosion is the main<br/>lesion C: Localized<br/>lichenification D: Obvious swelling

Which is the main<br/>distinguishing point between eczema and atopic dermatitis<br/>__ __? A: lesion morphology B: Predilection area C: Family history of<br/>allergy D: Conscious symptom

Worm-eaten<br/>cavities can be find which one:____ A: acute<br/>disseminated tuberculosis B: caseous<br/>pneumonia C: tuberculoma D: loubor<br/>pneumonia E: primary<br/>lesion of lung tuberculosis.

Which is the<br/>characteristic of atopic dermatitis in infancy<br/>__ __? A: The lesions are<br/>limited to the popliteal fossa and elbow fossa B: The main lesion is<br/>lichenification C: Lesions are more<br/>common on the face D: Mainly vesicles and<br/>pustules

Which of the following descriptions is not correct?( ) A: lobulation is an important imaging sign to diagnose peripheral pulmonary carcinoma. B: cavity with irregular inner wall is a characteristic of peripheral pulmonary carcinoma. C: satellite lesion is used to describe peripheral pulmonary carcinoma. D: concave border with higher lateral part is a characteristic of pleural effusion.

Which of the following is not the clinical features of severe COVID 19? () A: The high fever persists B: Respiratory distress, RR≥30 times / min C: Oxygen saturation≤93% at rest D: Arterial partial pressure of oxygen (PaO2) / concentration of oxygen<br/>(FiO2) ≤ 300mmHg E: Lung imaging showed that the lesion progressed to &gt; 50% within<br/>24-48 hours

A 43-year-old man has complained of mild burning substernal pain following meals for the past 3 years. Upper GI endoscopy is performed and biopsies are taken of an erythematous area of the lower esophageal mucosa 3 cm above the gastroesophageal junction. There is no mass lesion, no ulceration, and no hemorrhage noted. The biopsies show the presence of columnar epithelium with goblet cells. Which of the following mucosal alterations is most likely represented by these findings?