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Images
Published: 15 November 2023
METASTASIS BY DIRECT EXTENSION Figure 52-1 METASTASIS BY DIRECT EXTENSION Left: This mediastinal embryonal carcinoma (black asterisk) metastasized to involve the heart by directly invading the anterior right and left ventricles (RV and LV, respectively). Right: This squamous cell carcinoma of th... More about this image found in METASTASIS BY DIRECT EXTENSION Left: This mediastinal embryonal carcinoma ...
Images
Published: 15 November 2023
EBSTEIN ANOMALY: EMBRYOLOGY AND DELAMINATION DEFECT Figure 39-2 EBSTEIN ANOMALY: EMBRYOLOGY AND DELAMINATION DEFECT Left: Normal embryonic development of the septal and posterior tricuspid leaflets entails separation of leaflet and cordal tissue from the underlying endomyocardium. Right: Increas... More about this image found in EBSTEIN ANOMALY: EMBRYOLOGY AND DELAMINATION DEFECT Left: Normal embryonic...
Images
Published: 15 November 2023
SYSTEMIC ARTERIES Figure 1-40 SYSTEMIC ARTERIES Left: Anterior view: aorta and its major branches. Right: Anterior view: embryonic derivation of the aorta and the proximal portion of the right and left coronary arteries. More about this image found in SYSTEMIC ARTERIES Left: Anterior view: aorta and its major branches. Righ...
Images
Published: 15 November 2023
PULMONARY ARTERIES Figure 1-46 PULMONARY ARTERIES Left: Right pulmonary artery travels anterior to the upper lobe bronchus and then arches over the intermediate bronchus and behind the middle lobe bronchus. The left pulmonary artery, in contrast, arches over the left bronchus and behind the upper... More about this image found in PULMONARY ARTERIES Left: Right pulmonary artery travels anterior to the up...
Images
Published: 15 November 2023
PERICARDIAL SINUSES AND RECESSES Figure 1-3 PERICARDIAL SINUSES AND RECESSES Left: Left lateral view. The transverse sinus (*) travels behind the great arteries. The ligament of Marshall (leftward white arrow) and the vein of Marshall (rightward white arrow) represent the embryonic remnants of th... More about this image found in PERICARDIAL SINUSES AND RECESSES Left: Left lateral view. The transverse s...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch01
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
... the intermediate bronchus and behind the middle lobe bronchus. The left pulmonary artery, in contrast, arches over the left bronchus and behind the upper lobe bronchus. Right: Embryonic derivations of the elastic pulmonary arteries. EPICARDIAL CORONARY ARTERIES Figure 1-30 EPICARDIAL CORONARY ARTERIES Left...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch49
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
...; the malignant foci were histologically composed of either embryonal carcinoma, squamous cell carcinoma arising in a teratoma, or choriocarcinoma. Three of these tumors metastasized to the lung, and one was locally infiltrative. Since their report, no other primary malignant teratomas have been reported within...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch03
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
... the sinus node is primarily subepicardial and the AV node is subendocardial. The two nodes have similar microscopic features, conduction velocities, action potentials, and embryonic derivation. The AV (His) bundle and bundle branches, in contrast, are located along the interventricular septum and have...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch35
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
.... Calkoen EE , Hazekamp MG , Blom NA , et al . Atrioventricular septal defect: from embryonic development to long-term follow-up . Int J Cardiol 2016 ; 202 : 784 - 95 . 11. Patolla SH , Dearani JA , Connolly HM , et al . Repair of partial atrioventricular septal...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch52
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
...METASTASIS BY DIRECT EXTENSION Figure 52-1 METASTASIS BY DIRECT EXTENSION Left: This mediastinal embryonal carcinoma (black asterisk) metastasized to involve the heart by directly invading the anterior right and left ventricles (RV and LV, respectively). Right: This squamous cell carcinoma...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch46
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
... proposed that LHAS represents a hamartomatous process while others have suggested that it represents ectopia resulting from misplaced embryonic mesenchyme during atrial septation ( 27 ). This is a particularly attractive theory that may also explain some associations with adiposity as these fat cells...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch39
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
... tricuspid leaflets are displaced downward, the right ventricle is divided into atrialized and functional portions, and the right-sided chambers are dilated. EBSTEIN ANOMALY: EMBRYOLOGY AND DELAMINATION DEFECT Figure 39-2 EBSTEIN ANOMALY: EMBRYOLOGY AND DELAMINATION DEFECT Left: Normal embryonic...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch41
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
... ). Myxoma cells have been shown to have mRNA and microRNA transcriptomic features that are similar to normal myocardium-derived stem cells ( 17 , 18 ). In addition, cells of the embryonic endocardial cushion ultrastructurally resemble myxoma cells and may represent myxoma precursors ( 19 ). Taken together...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch51
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
... where the Thebesian veins are located. The cause for their dilatation and formation into varices may be the embryonic incorporation of remnants of the left venous valve into the right side of the atrial septum ( 19 ). This explanation, however, does not account for the rare cardiac varices that occur...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch38
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
... or persistent truncal artery with a restrictive ventricular septal defect and a small left ventricle. Severe Ebstein anomaly with a nonsalvageable right ventricle may also be repaired as a single functional ventricle. During embryonic and fetal life, the normal development of ventricles or vessels depends...
Images
Published: 01 August 2023
EMBRYONAL CARCINOMA Figure 13-12 EMBRYONAL CARCINOMA A: Medium power image of pure embryonal carcinoma showing relatively dyscohesive high grade tumor cells. B: Higher power image of embryonal carcinoma growing in a glandular pattern. C: A mixed malignant germ cell tumor containing embryonal ca... More about this image found in EMBRYONAL CARCINOMA A: Medium power image of pure embryonal carcinoma show...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 16
Published: 01 August 2023
10.55418/9781933477282-13
ISBN-10: 1-933477-28-8
ISBN: 978-1-933477-28-2
... WHO CLASSIFICATION OF GERM CELL TUMORS OF THE OVARY Teratomas, Mature and Immature Mature teratoma Immature teratoma Primitive Germ Cell Tumors Dysgerminoma Yolk sac tumor Embryonal carcinoma Nongestational choriocarcinoma Mixed germ cell tumor Polyembryoma...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 16
Published: 01 August 2023
10.55418/9781933477282-03
ISBN-10: 1-933477-28-8
ISBN: 978-1-933477-28-2
... predisposition syndrome, usually involving a germline mutation in DICER1. General and Clinical Features. The incidence is unknown. The classic triad of tumors is pleuropulmonary blastoma, embryonal rhabdomyosarcoma, and Sertoli-Leydig cell tumor, although the spectrum of tumor types is wide. Sertoli...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 16
Published: 01 August 2023
10.55418/9781933477282-11
ISBN-10: 1-933477-28-8
ISBN: 978-1-933477-28-2
..., such as follicles and follicle derivatives, contrasting with ovarian myxoma. The most common sarcomas in the differential are myxoid liposarcoma and embryonal rhabdomyosarcoma. The former contains fat, and has at least focal lipoblasts. The latter has a more variable appearance with greater...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 16
Published: 01 August 2023
10.55418/9781933477282-12
ISBN-10: 1-933477-28-8
ISBN: 978-1-933477-28-2
... mutations. Studies have also shown activating alterations in AKT1 and GNAS in these tumors. They do not have hotspot FOXL2 mutations. Differential Diagnosis. Germ cell tumors, especially yolk sac tumor and embryonal carcinoma should be eliminated. The nuclei...
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