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Images
Published: 01 September 2024
PRIMARY EFFUSION LYMPHOMA (PEL) Figure 8-22 PRIMARY EFFUSION LYMPHOMA (PEL) A: Cytologic cell block preparation of pleural effusion fluid shows sheets of dyscohesive atypical lymphoid cells at low power. B: High power illustrates the typical high-grade cytomorphology, prominent single nucleoli, ... More about this image found in PRIMARY EFFUSION LYMPHOMA (PEL) A: Cytologic cell block preparation of ple...
Images
Published: 01 September 2024
PRIMARY PNEUMONIC PLAGUE Figure 14-19 PRIMARY PNEUMONIC PLAGUE The chest radiograph shows diffuse and bilateral infiltrates that are often associated with pleural effusion. (Courtesy of the CDC PHIL) More about this image found in PRIMARY PNEUMONIC PLAGUE The chest radiograph shows diffuse and bilateral ...
Images
Published: 01 September 2024
ANTHRAX Figure 14-8 ANTHRAX A: Clinical features of cutaneous anthrax include a large black necrotic lesion on the forearm. B: Chest X-ray image of inhalation anthrax, with early mediastinal widening (the main site of pathology in this disease form), associated pleural effusion, and minimal lung... More about this image found in ANTHRAX A: Clinical features of cutaneous anthrax include a large black ne...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-08
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
..., plasmoblastic lymphoma, and nasopharyngeal carcinoma I EBNA1, with EBERs Responsible for maintenance and reproduction of the episomal EBV genome Burkitt lymphoma, plasmoblastic lymphoma, and primary effusion lymphoma 0 EBNA1 and LMP2A Resting B cells in germinal centers Not associated with neoplasia...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-10
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... to 10 percent. Severe disease is characterized by signs of increased vascular permeability, including facial edema ( fig. 10-7 ), pulmonary edema, pleural effusion, ascites, encephalopathy, and systemic shock. The overall fatality rate is estimated at 1 percent, but increases to 15 percent...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-16
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... in various visceral organs (e.g., kidney). Mycotic aneurysms develop at vascular bifurcations, particularly in cerebral blood vessels. Septic pulmonary emboli may result in secondary pneumonia, abscess formation, and pleural effusion. Laboratory Diagnosis The cornerstone of diagnosis in infective...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-29
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... evidence of myocarditis, characterized by edema, myocyte necrosis, an abundant and predominantly mononuclear inflammatory infiltrate, and scattered clusters of amastigotes ( 8 ). Pericardial effusion is frequent. Trypanosoma amastigotes are differentiated histologically from other parasitic...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-14
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... surfaces (pleural effusion and spontaneous bacterial peritonitis), gastrointestinal and hepatopancreatobiliary tracts (enterocolitis, intestinal obstruction, granulomatous hepatitis, liver abscesses, and acute and chronic pancreatitis), and heart (endocarditis, myocarditis, and pericarditis), among others...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-20
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... with a paradoxical exacerbation of the clinical features, and may be life-threatening. There may be worsening of CNS lesions, increased intracranial pressure, hydrocephalus, lung masses and cavities, pleural effusion, lymphadenopathy, and the sudden unmasking of skin and soft tissue infectious lesions ( 11...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-12
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... reveals lungs that are heavy and consolidated, with pleural thickening, parapneumonic effusion, and empyema sometimes present. Due to prominent intra-alveolar spread of the organism, there is frequently diffuse parenchymal involvement of a lung segment or even the entire lung lobe, leading to the typical...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-04
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... effusion SARS-CoV-2: ground-glass opacities which can be bilateral, multifocal, and peripheral Laboratory findings Minimal abnormalities SARS-CoV and MERS-CoV: lymphopenia and thrombocytopenia SARS-CoV-2: increased C-reactive protein, erythrocyte sedimentation rate, D-dimer as well as lactate...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-11
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
...: Scant intracellular cocci are seen with immunohistochemistry. (A,B: courtesy of the CDC IDPB) Laboratory Diagnosis Culture from sterile body fluids, particularly blood and CSF, but also effusion fluids and tissue is the reference standard for the diagnosis of meningococcal infection. Isolation of N...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-25
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... and pericarditis ( fig. 25-5 ). The lungs can demonstrate an interstitial or necrotizing pneumonitis, associated organization, and fibrosis, although parasitic organisms are scant ( fig. 25-6 ). There is often pleural effusion or even empyema. In other organs, such as the adrenal gland and kidney, there may...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-21
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... acquired pneumonia and often result in a significant delay in the correct diagnosis ( 26 ). A rash (erythema nodosum) and peripheral eosinophilia may be seen. Chest X-rays show a spectrum of changes, ranging from no or minimal abnormality to segmental/lobar pneumonia and pleural effusion. In endemic areas...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-05
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... hemorrhagic fever, including multiple petechial and mucosal hemorrhages. Serosal effusions and multiple organ surface hemorrhages can be seen. The liver is typically of normal or slightly enlarged size, and often shows yellow discoloration due to fatty change. In cases with DHF/DSS, there is typically...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch27
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
...HEMORRHAGIC EFFUSION: PERICARDIAL METASTASIS Figure 27-1 HEMORRHAGIC EFFUSION: PERICARDIAL METASTASIS Metastasis (yellow arrows) from a squamous cell carcinoma of the lung was associated with a hemorrhagic effusion (yellow asterisk) that caused secondary pericardial constriction. PERICARDIAL...
Images
Published: 15 November 2023
HEMORRHAGIC EFFUSION: PERICARDIAL METASTASIS Figure 27-1 HEMORRHAGIC EFFUSION: PERICARDIAL METASTASIS Metastasis (yellow arrows) from a squamous cell carcinoma of the lung was associated with a hemorrhagic effusion (yellow asterisk) that caused secondary pericardial constriction. More about this image found in HEMORRHAGIC EFFUSION: PERICARDIAL METASTASIS Metastasis (yellow arrows) fr...
Images
Published: 15 November 2023
EFFUSIVE PERICARDIAL CONSTRICTION Figure 26-11 EFFUSIVE PERICARDIAL CONSTRICTION The pericardial space (yellow asterisk) is increased and a shaggy surface (yellow arrow) is seen on both visceral and parietal pericardial surfaces. More about this image found in EFFUSIVE PERICARDIAL CONSTRICTION The pericardial space (yellow asterisk) ...
Images
Published: 15 November 2023
EFFUSIVE PERICARDIAL CONSTRICTION: HEMORRHAGIC Figure 26-12 EFFUSIVE PERICARDIAL CONSTRICTION: HEMORRHAGIC Partially coagulated blood within the pericardial space is seen in this example. More about this image found in EFFUSIVE PERICARDIAL CONSTRICTION: HEMORRHAGIC Partially coagulated blood ...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch26
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
... PERICARDIAL CONSTRICTION: RADICAL PERICARDIECTOMY Grossly, the pericardium is shaggy in this case of chronic effusive constriction. PERICARDIAL CONSTRICTION Figure 26-5 PERICARDIAL CONSTRICTION At low-power magnification, the marked expansion by fibrosis and chronic inflammation is seen. Pericardial fat...
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