PANCREAS

Last update by rdollahon on 11/22/2009
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WHAT ARE THE NORMAL MEASUREMENTS FOR THE PANCREAS?
WHAT IS THE NORMAL MEASUREMENT FOR THE PANCREATIC DUCT?

Answer:
LENGTH 12-18 CM
WIDTH
-HEAD 2-3 CM
-BODY 2-2.5 CM
-TAIL 2-2.5 CM

PANCREATIC DUCT 2MM

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  • rdollahon
    Answered in PANCREAS
    WHAT ARE THE 5 REGIONS OF THE PANCREAS? WHERE ARE THEY LOCATED?
    *HEAD: IN THE C-LOOP OF THE DUODENUM*NECK: AT THE PORTAL CONFLUENCE/ CONNECTS THE HEAD AND BODY AREA

    *BODY: SITS INFERIOR AND POSTERIOR TO THE STOMACH AND INFERIOR TO THE CELIAC AXIS

    *TAIL: ASCENDS TO HILUM OF SPLEEN, MOST DIFFICULT TO VISUALIZE

    *UNCINATE: POSTERIOR EXTENSION OFF THE HEAD



  • rdollahon
    Answered in PANCREAS
    WHERE IS THE PANCREAS LOCATED IN RELATION TO THE SURROUNDING VASCULAR LANDMARKS?
    ANTERIOR TO AORTA, IVC&PERIVERTEBRAL VESSELS
    INFERIOR AND ANTERIOR - HEPATIC ARTERY AND SPLENIC ARTERY OFF THE CELIAC AXIS

    ANTERIOR TO SMA

    SPLENIC VEIN POSTERIOR BORDER TO TAIL AND BODY

    PORTAL-SPLENIC (SMV) CONFLUENCE LANDMARK FOR HEAD REGION
  • rdollahon
    Answered in PANCREAS
    WHAT ARE THE TWO TYPES OF FUNCTIONS OF THE PANCREAS?
    ENDOCRINE FUNCTION - ISLET OF LANGERHANS-BETA CELLS PRODUCE INSULIN; SECRETED DIRECTLYY INTO BLOOD STREAM TO REGULATE CARBOHYDRATES, LIPIDS&AMINO ACIDS METABOLISM

    EXOCRINE FUNCTION - ACINI CELLS
    -ACINI CELLS PRODUCE ENZYMES WHICH ENABLE DIGESTION OF PROTIEN AND CARBOHYDRATES
    -ENTER DUODENUM VIA PANCREATIC DUCTS THROUGH AMPULLA OF VATER
    -SECRETIONS: TRYPSIN, LIPASE, AMAYLASE
    -HORMONES: CHOLECYSTOKININ, GASTRIN, SECRETIN
  • rdollahon
    Answered in PANCREAS
    NAME THE PANCREATIC DUCTS, THEIR LOCATION, AND THEIR FUNCTIONS.
    DUCT OF WIRSUNG:-MAIN PANCREATIC DUCT
    -LOCATED IN THE BODY AND TAIL
    -MOST COMMON SITE FOR ADENOCARCINOMA
    -NORMAL SIZE LESS THAN 2MM

    DUCT OF SANTORINI:
    -ACCESSORY DUCT
    -LOCATED IN THE HEAD

    MAKES UP PART OF VATERIAN SYSTEM
    -SEVERAL VARIATIONS OF CBD AND PANCREATIC DUCT CONFLUENCE OR CONNECTIONS TO DUODENUM
  • rdollahon
    Answered in PANCREAS
    WHAT STRUCTURES ARE COMMONLY MISTAKEN FOR DUCT OF WIRSUNG?
    1) SPLENIC VEIN&ARTERY2) POSTERIOR WALL OF STOMACH
    3) RETROPERITONEAL FAT
  • rdollahon
    Answered in PANCREAS
    WHAT ARE THE PATIENT PREP INSTRUCTIONS FOR A PANCREATIC ULTRASOUND EXAM?
    PATIENT SHOULD BE NPO FOR 6 TO 8 HOURS- PREVENTS GASS AND GASTRIC CONTENT OBSTRUCTION
    - CREATES CHOLESTASIS TO DILATE THE BILIARY SYSTEM FOR BETTER VISUALIZATION
    -SHOULD ALWAYS IMAGE GALL BLADDER AND VICE VERSA
  • rdollahon
    Answered in PANCREAS
    WHAT TRANSDUCER SHOULD BE USED TO SCAN THE PANCREAS?
    3.5 TO 5 MHZ TRANSDUCER
  • rdollahon
    Answered in PANCREAS
    WHAT IS THE NORMAL TEXTURE APPEARANCE OF THE PANCREAS? THE PANCREATIC DUCT?

    HOW IS ARE THE CBD AND GDA POSITIONED?
    HOMOGENEOUS TEXTURE, MORE ECHOGENIC THAN LIVER PARENCHYMA SMOOTH BORDERS

    PANCREATIC DUCT:
    DENSE ECHOGENIC SMOOTH LINE IN THE BODY OF THE PANCREAS OR PARALLEL LINES W/LUMEN
    NORMAL SIZE 2MM MEASURED INNER TO INNER

    CBD:INFERIOR-POSTERIOR ASPECT OF THE PANCREATIC HEAD

    GDA:
    SUPERIOR-ANTERIOR ASPECT OF THE PANCREATIC HEAD


  • rdollahon
    Answered in PANCREAS
    WHAT ARE THE ULTRASOUND APPEARANCE CHARACTERISTICS OF CYSTIC FIBROSIS?
    HYPERECHOIC, ATROPHIED, CALCIFICATIONS&POTENTIAL DILATED DUCT