GIT - Intestines Flashcards
what is this?
normal intestine with villi
what is this?
normal intestine
where is this?
identify the parts with arrows
what is this?
normal colon mucosa
what is this?
double bubble sign found in duodenal atresia
what is this?
merckel’s diverticulum
what is this?
Merckel’s diverticulum
what is this?
Hirschprung’s colon
what is this?
Hirschprung’s
what is this?
normal colon with ganglion cells present
what is this?
Hirschprung’s disease with absence of ganglion cells
what is this?
flattened and blunt villi found in Celiac Disease
what is this?
Dermatitis herpetiformis
what is this?
Celiac Disease
what is this?
dermatitis herpetiformis found in celiac disease
what is this?
celiac sprue found in celiac disease
what is this?
tropheyma whippeli found in Whipple’s disease
what is this?
top (2 arrows) infarcted bowel
bottom (1 arrow) normal
what is this?
thumbprint sign in radiography found in ischemic bowel disease
both: Ischemic colitis or small bowel infarction
what is this?
thrombosis of superior mesenteric artery
what is this?
dilated submucosal veins in angiodysplasia
what is this?
arrows pointing at dilated submucosal veins in angiodysplasia
what is this?
bowel obstruction
what is this?
adhesion between loops of small bowel - cause for obstruction
what is this?
Intussusception of small bowel caused by an adenocarcinoma
what is this?
Intussusception
what is this?
meconium ileus
what is this?
large bowel diverticula
what is this?
large bowel diverticula
what is this?
large bowel diverticula
what is this?
large bowel pulsion diverticula
what disease is this?
Crohn’s disease
what disease is this?
ulcerative colitis
what disease and what is happening?
thickened wall and narrowing of the lumen
Crohn’s disease
what is this appearance called and what disease does it belong to?
cobblestone appearance and it is crohn’s disease
what are the arrows pointing at?
Serosal extension of mesenteric fat
“Creeping Fat” in crohns disease
what is this?
fissure seen in mucosa in crohn’s disease
what is this?
high magnification the granulomatous nature of the inflammation of Crohn disease is demonstrated here with epithelioid cells, giant cells, and many lymphocytes
what is this?
This upper GI series reveals a focal area of stricture in the terminal ileum, consistent with Crohn’s disease
what is this?
ulcerative colitis - gross
what is this?
Ulcerative colitis. Acute form with marked hyperemia.
wet and glaring mucosa
what is this?
continuous ulcerations consistent with ulcerative colitis
what is this
psudopolyps - ulcerative colitis
chronic ulcerative colitis
arrow- neutrophils in mucosal crypt = ulcerative colitis, chronic
what is this?
toxic megacolon - complication of ulcerative colitis
what is this?
dysplasia seen in ulcerative colitis
what is this?
complication of ulcerative colitis - adenocarcinoma
what is this>
FAP
what is this?
FAP
what is this?
FAP
what is this?
FAP
what is this?
osteoma part of Gardener’s syndrome - due to multiple polyposis syndrome like FAP
what is this?
carcinoid syndrome associated casal’s necklace = niacin def.
what is this?
carcinoid tumor
what is this?
carcinoid tumor
what is this?
carcinoid tumor micro
what is this?
Carcinoid Metastatic to liver
what is this?
Intestinal Burkitt’s lymphoma
what is this?
African Burkitt’s lymphoma
what is this?
starry sky appearance = Burkitt’s lymphoma
what is this?
juvenile (retention) polyp
what is this?
Peutz-Jeghers polyps- pigmentation of the buccal mucosa and Polyps of small bowel and stomach
what is this?
Pedunculated adenomatous polyp - Very low power
what is this?
Pedunculated adenomatous polyp - Very low power
what is this?
Tubular Adenoma
what is this?
Villous adenoma, rectum
what is this?
Villous adenoma, rectum
what is this?
Villous adenoma (Top left and right) These slides demonstrates the velvety appearance of a villous adenoma of the colon.
what is this?
Left colon, carcinoma - Gross, mucosal surface
what is this?
Gross appearance of adenocarcinoma of large bowel. Polypoid pattern of growth in a rectal lesion.
what is this?
Colon, carcinoma - Low power
what is this?
Radiograph of an adenocarcinoma of the rectum with circumferential narrowing of the lumen shows “apple core lesion”.
what is this?
the appendix is swollen, edematous, hyperemic and is covered with a yellowish fibrinous exudate.
Neutrophils extend into and through the wall of the appendix in a case of acute appendicitis.
what is this?
Acute appendicitis with fecalith
what is this?
Rupture of appendix secondary to transmural acute appendicitis.
what is this?
Seen here is the anus and perianal region with prominent prolapsed true (internal) hemorrhoids.
what is this?
Rectal prolapse
what is this?
Prolapsed rectum due to heavy trichuriasis.
what is this?
C. difficile
what is this?
C. difficile
what si this?
f pseudomembranous enterocoliti
what is this?
Small bowel, Mycobacterium avium-intracellulare infection - Gross, mucosal surface
what is this?
hallmark of MAC - Abundant acid fast bacilli within macrophages
what is this?
frequent in immunocompromised patients, particularly those with AIDS. The small round blue organisms at the lumenal border are cryptosporidia.
what is this?
Entamoeba histolytica trophozoites showing erythrophagocytosis
what is this?
Giardia lamblia with two nuclei and flagella
