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Published byHoratio Mitchell Modified over 9 years ago
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General Pathology Concepts, Case 2 70 year-old male complained of chest pain with inspiration. He developed hemoptysis and dyspnea. He has metastatic colon cancer and a swollen left leg.
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Identify the organ Describe the gross morphologic changes Diagnosis?
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Lungs removed en-bloc during autopsy The arrow points to an embolus extending through the branches of a pulmonary artery.
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Identify the organ Describe the gross morphologic changes Diagnosis?
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Pulmonary Infarct (arrow) Pulmonary infarcts are typically pyramidal with base at the pleura. Only about 10% of pulmonary emboli actually cause infarction. Why?
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Pulmonary Infarct (arrow) Pulmonary infarcts are typically pyramidal with base at the pleura Only about 10% of pulmonary emboli actually cause infarction. Why? In patients with adequate cardiovascular function, the bronchial arterial supply can often sustain the lung parenchyma despite obstruction of the pulmonary arterial system..
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alveoli Hemorrhage into infarcted lung Infarcted alveolar septa (note no nuclei)
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Pulmonary arterial thrombus
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