Ch. 14 peritoneal cavity

Most common primary lesion to develop peritoneal metastasis?

"Sandwich sign"

A cavity formed by necrosis within a solid tissue or a circumscribed collection of purulent material is an

Abscess

Localized collection of pus

Abscess

The most common abdominal pathologic process is _, which requires immediate surgery.

Acute appendicitis

Accumulation of serous fluid in the peritoneal cavity

Ascites

Extrahepatic loci lasted collections of bile of the biliary tree are _

Bilomas

The sub phrenic space is divided into rt and lt components by the _ ligaments.

Falciform

The _ is an apron-like fold of peritoneum that hangs from the greater curvature of the stomach.

Greater omentum

What adheres to a diseased organ?

Greater omentum

The general peritoneal cavity is known as the _ of the peritoneum.

Greater sac

Most dependent areas in the flanks of the abdomen & pelvis where fluid collections may accumulate

Gutters

Collection of blood

Hemorrhage

What is a protrusion of a peritoneal-lined sac through a defect in the weakened abdominal wall.

Hernia

Hepatic and subhepatic lesions produce _ & posterior displacement.

Inferior

A mass in the peritoneum may show an _ pattern.

Infiltrative

A large, right-sided retroperitoneal mass rotates the intrahepatic portal veins to the _

Left

A double layer of peritoneum extending from the liver to the lesser curvature of the stomach is known as the _ omentum.

Lesser

Increase in the number of leukocytes (WBC)

Leukocytosis

The amount of intraperitoneal fluid depends on what?

Location, position, volume

A collection of fluid that occurs after surgery in the pelvis, Retroperitoneum, or recess cavities is known as _

Lymphocele

Loops of digestive tract are anchored to the posterior wall of the abdominal cavity by this large double fold of peritoneal tissue

Mesentery

Space anterior to the rt kidney & posterior to the inferior border of the liver where ascites of fluid may accumulate or an abscess may develop

Morison's pouch

What is the superior portion of subheatic space?

Morison's pouch

Mesenteric & omental cysts may be uniloculated or _ with smooth walls.

Multiloculated

Pouchlike extension of the visceral peritoneum from the lower edge of the stomach, part of the duodenum & trv colon

Omentum

What are the most common sites of peritoneal metastases?

Ovaries, colon, stomach

The lesser sac abscess should include all except

Pancreatic carcinoma

The part the lines the walls of the cavity is the _ peritoneum.

Parietal

When the patient is lying supine, the lowest part of the body is the _

Pelvis

The _ is a smooth membrane that lines the entire abdominal cavity & is reflected over the contained organs.

Peritoneum

Inflammation of the peritoneum

Peritonitis

The pleural fluid tends to distribute _ in the chest.

Posteromedially

Ascitic fluid fills what first?

Pouch of Douglas

Pus producing

Pyogenic

What muscles are delineated medially in the midline of the body by the linea alba?

Rectus abdominis

An abscess that forms within the renal parenchyma is a _

Renal carbuncle

Fatty and collagenous connective tissues in the perirenal cavity are best demonstrated on _ scans

Sagittal

Sonographic sign that you see when a vessel or organ is surrounded by a tumor on either side

Sandwich sign

The _ represents a mass infiltrating the mesenteric leaves & encasing the SMA.

Sandwich sign

Spread of an infection from its initial site to the bloodstream

Sepsis

Infection in the blood

Septicemia

Inflammatory or malignant ascities demonstrates all except

Smooth borders/ an echoing patterns

A variant of the ventral hernia that is found more laterally in the abdominal wall is a _ hernia.

Spigelian

Inferior to the liver

Subhepatic

Below the diaphragm

Subphrenic

Ligaments on the rt side of the liver form the _ and _ spaces?

Subphrenic & subhepatic

A key factor in determining if an abdominal wall mass is present is the _ of the Rectus sheath muscles.

Symmetry

What mimics a gas containing abscess?

Teratoma

T or F. Small bowel sinks/floats in the surrounding ascitic fluid?

True

An incomplete regression of the urachus during development is an _ cyst.

Urachal

What is a cystic mass between the umbilicus and bladder?

Urachal cyst

Cyst containing urine

Urinoma

Retroperitoneal lesions displace echoed _ and cranially.

Ventrally

The peritoneal cavity is made up of multiple peritoneal ligaments and folds that connect the _

Viscera

The part covering the abdominal organs to a greater or lesser extent is the _ peritoneum.

Visceral