By Prof. Manuel Viamonte Jr. M.D., M.Sc. (auth.)
Why are errors made in stomach radiology? during this ebook, a significant other quantity to his booklet on blunders in chest radiology, Dr. Viamonte explains what percentage error are brought on just by mistaken innovations or defective interpretation. How can a expert keep away from making such error? by way of spotting the explanations for prior blunders. the writer has amassed many such instances in the course of thirty years of expertise, which he discusses with reference to the liver, spleen, and pancreas, the hole viscus of the alimentary tract, and the retroperitoneum.
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Additional info for Errors in Abdominal Radiology
Selecttve supenor mesentenc artenogram (e) revealed reflux of contrast mto the hepatic artery No eVidence of neovasculanty was noted m the Itver. The venous phase of the supenor mesentenc artery m]ectlOn (f) showed absent opacificatIOn of the left branch of the portal vem Illlttally the diagnosIs entertamed was that of a tumor of the tat! of the pancreas, obstructmg the splelllc vem and causmg splenomegaly and bver metastases The second diagnosIs considered was that of lymphoma. The surgeon was firm m his ImpreSSIOn that his Wife had no eVidence of mahgnancy Followmg the CT and anglO graphic exarmnatlOns another tentattve diagnosIs was that of hepatoma However, contradlctmg the diagnosIs of a hepatoma was the absence of neovasculanty and that the splelllc vem was obstructed but not the mam portal vem g We suggested hepatic venography wluch was then performed Note obstructIOn ofhepattc vems With numerous mtrahepattc, mtra- and mtervenous collaterals This appearance is classIc for veno-occluslve disease.
The left adrenal gland was normal e SCllltlgraphlc examlllatlOn (dorsal view) Note simultaneous scanmng of the hver and of the pancreas The rounded hypenntense area to the left of the hver represents the tall of the pancreas seen on end 49 Left Pseudoadrenal Tumor c d e 50 Left Pseudoadrenal Tumor Fig. 26. Relocated tall of the pancreas following left nephrectomy. A density was noted m the left upper quadrant of uncertam etIOlogy. A CT exammatlOn (top) shows a dorsally directed tat! of the pancreas (P).
An asymptomatIc accessory spleen III a patient presentIllg wIth splenomegaly CT of the abdomen shows an enlarged spleen and a rounded mass III the topography of the splemc mlus This mass rmght be confused wIth an adrenal tumor, an adenopathy, or a pancreatIc neoplasm. It represents an accessory spleen. The left adrenal gland and the pancreas were normal. (From Margulis and Burhenne 1973) 44 HeterotopIC Splemc TIssue Fig. 21. HeterotopIc spleen SImulatIng left renal mass A CT exarmnatlOn of thIs patIent showed splemc tissue projectIng ventral to the left kIdney and In anatomIc proximIty Imtmlly a left renal tumor was suspected.
Errors in Abdominal Radiology by Prof. Manuel Viamonte Jr. M.D., M.Sc. (auth.)