The Spleen workbook exercise 5&6
The spleen is part of the reticuloendothelial system and is the largest single mass of ____ tissue in the body.
The spleen is a(n) ____ organ, covered with peritoneum over its entire extent except for a small area at the hilum, where the vascular structures and lymph nodes are located.
The spleen is normally measured with ultrasound on a longitudinal image from the ___ margin to the ___ margin at the long axis.
_____ ____ may occur as part of asplenic or polysplenia syndromes in association with complex cardiac malformations, bronchopulmonary abnormalities, or visceral heterotaxis.
A(n) _____ ____ is usually found near the hilum or inferior border of the spleen but has been reported elsewhere in the abdominal cavity.
The _____ indicates the percentage of red blood cells per volume of blood.
The term ____ indicates bacteria in the bloodstream.
The increase in the number of blood cells present in the blood that is a typical finding of infection is called ____.
Low-level echo pattern
Sonographically the splenic parenchyma should have a fine homogeneous ______, as is seen within the liver parenchyma.
Systemic venous congestion is found in cardiac decompensation involving the ____ side of the heart.
Sickle Cell Anemia
In infants and children in crisis, the earlier stage of ____, the spleen is enlarged with marked congestion of the red pulp.
Patients with hepatosplenic ____ may show irregular masses within the spleen, the "wheels within-wheels" pattern, with the outer wheel representing the ring of fibrosis surrounding the inner echogenic wheel of inflammatory cells and a central hypoechoic area.
If the patient has severe left upper quadrant pain secondary to trauma, a splenic ____ or a(n) ____ hematoma should be considered.