Colon and Rectal Cancer. El Salvador Atlas of Gastrointestinal VideoEndoscopy. A Large Database of Images and Video Clips with Cases Reported.
El Salvador Atlas of Gastrointestinal VideoEndoscopy
This 72 year old woman, who had a previous colonoscopy, but was not completed to the cecum performed in another clinic one month before.

Adenocarcinoma of the Cecum.

 This 72 year old woman, who had a previous colonoscopy,
 but was not completed to the cecum performed in another
 clinic one month before.

 For more endoscopic details, download the video clip
 by clicking on the endoscopic image. Wait to be
 downloaded
 complete then Press Alt and Enter for full screen.
 All endoscopic images shown in this Atlas contain
 video clips. We recommend seeing the video clips in full
 screen mode.

Adenocarcinoma of the Cecum. This 56 year old woman, who had a palpable mass in the right iliac fossa, the diagnosis was in 1993, at the present at the year 2006 she is still alive.

Adenocarcinoma of the Cecum.

 This 56 year old woman, who had a palpable mass in the
 right iliac fossa, the diagnosis was in 1993, at the present
 at the year 2006 she is alive.
Adenocarcinoma of the rectum. An 86 year-old female with rectal bleeding. This Rectal Carcinoma was initially diagnosed by digital rectal examination.

Adenocarcinoma of the Rectum.

 Adenocarcinoma of the first rectal valve.

 An 86 year-old female with rectal bleeding.
 This Rectal Carcinoma was initially diagnosed by digital
 rectal examination.


 
 
Adenocarcinoma of the Rectum. A 52 year-old female with rectal adenocarcinoma that emerges from the first valve.

 Adenocarcinoma of the Rectum.

 A 52 year-old female with rectal adenocarcinoma that
 emerges from the first valve.

Rectal Adenocarcinoma. A 79 year-old female, who was referred to our unit to be evaluated due to rectal mass. Rectal neoplasia is observed in the first valve.

Rectal Adenocarcinoma.

 A 79 year-old female, who was referred to our unit to be
 evaluated due to rectal mass.
 Rectal neoplasia is observed in the first valve.

 
Adenocarcinoma of the Rectum. A 34 year-old deaf and dumb man with diarrhea and weight loss. The image and the videos display prominent veins and a rectal carcinoma that emerges from the first rectal valve.

          Video Endoscopic Sequence 1 of 2.

Adenocarcinoma of the Rectum.

 A 34 year-old deaf and dumb man with diarrhea and weight
 loss.
 The image and the videos display prominent veins and
 a rectal carcinoma that emerges from the first rectal valve.
  


 
Severly stenosing rectal carcinoma exophytic in nature.

Video Endoscopic Sequence 2 of 2.

 Severly stenosing rectal carcinoma exophytic in nature.

 

 
Colon adenoarcinoma of the ascending colon at the bordering with the cecum. A 76-year old woman, complained with symptoms of acid-pectic disease. We recommended after be performed the upper endoscopy and a colonoscopy as a medical check-up.

Video Endoscopic Sequence 1 of 3.

 Colon adenoarcinoma of the ascending colon at the
 bordering with the cecum.

 A 76-year old woman, complained with symptoms of
 acid-pectic disease.
 We recommended after be performed the upper endoscopy
 and a colonoscopy as a medical check-up.

Image and video, the cecum is observed throughout the tumor.

Video Endoscopic Sequence 2 of 3.

 Image and video, the cecum is observed throughout
 the tumor.
A small polyp is observed a one austra from the tumor.

Video Endoscopic Sequence 3 of 3.

 A small polyp is observed a one austra from the tumor.     
Rectal Adenocarcinoma emerging from the first valve. A 74 year-old male that asked for help because he thought that had a prostatic discomfort and ask for a urologist.

 Video Endoscopic Sequence 1 of 2.

 Rectal Adenocarcinoma emerging from the first valve.

 A 74 year-old male that asked for help because he
 thought that had a prostatic discomfort and ask for a
 urologist.
This image shows the advance of colonoscope through the tumor.

 Video Endoscopic Sequence 2 of 2.

 This image shows the advance of colonoscope through
 the tumor.
Rectal Adenocarcinoma. A 33 year-old male with rectal carcinoma inserting from the dentate line in to the second rectal valve. Carcinoma in young patient. It has been reported that carcinoma of the colon occurring under the age of 40 carries with it a poor prognosis with a 5-year survival rate of 13% to 30%.

Rectal Adenocarcinoma.

 A 33 year-old male with rectal carcinoma inserting from
 the dentate line in to the second rectal valve.

Carcinoma in young patient.

 It has been reported that carcinoma of the colon occurring
 under the age of 40 carries with it a poor prognosis with a
 5-year survival rate of 13% to 30%.

Adenocarcinoma of the sigmoid. A 51 year-old woman, with carcinoma at the sigmoid near the recto-sigmoid junction. At surgery, the carcinoma was found that infiltrated the urinary bladder.

Adenocarcinoma of the Sigmoid.

 A 51 year-old woman, with carcinoma at the sigmoid
 near the recto-sigmoid junction.
 At surgery, the carcinoma was found that infiltrated the
 urinary bladder. 

 
A 77 year-old woman with rectal carcinoma.The tumor is exophytic and stenosing.

A 77 year-old woman with rectal Adenocarcinoma.

The tumor is exophytic and stenosing.

 
Splenic flexure colon adenocarcinoma. An 82 year-old woman with a splenic flexure colon carcinoma. Some polyps are appreciated nearby. Probably this carcinoma degenerated from a colonic polyp. The polyp-Carcinoma Sequence. Carcinoma of the splenic flexure represent 2% to 5% of all colorectal carcinomas and has been associated with a worse overrall prognosis.

Splenic flexure colon adenocarcinoma.

 An 82 year-old woman with a splenic flexure colon
 carcinoma.
 Some polyps are appreciated nearby.
 Probably this carcinoma degenerated from a colonic polyp.   The polyp-Carcinoma Sequence.

 Carcinoma of the splenic flexure represent 2% to 5%
 of all colorectal carcinomas and has been associated with
 a worse overrall prognosis. 
Rectal Carcinoma. A 51 year-old male with rectal bleeding. The tumor was misdiagnosed as intestinal amebiasis, the patient received several treatments from a general practitioner. In our latitudes, amebiasis is a common cause of gastrointestinal symptoms, however, repeated treatment for amebiasis without digital recta examination and a full colonoscopy in patients over forty years, can lead to a misdiagnosed cancer.

Rectal Adenocarcinoma.

 A 51 year-old male with rectal bleeding. The tumor was
 misdiagnosed as intestinal amebiasis, the patient received
 several treatments from a general practitioner.
 
 In our latitudes, amebiasis is a common cause of
 gastrointestinal symptoms, however, repeated treatment
 for amebiasis without digital recta examination and a full
 colonoscopy in patients over forty years, can lead to
 a misdiagnosed cancer.
 
Colon Adenocarcinoma of the Hepatic Angle. A 73 year-old female with Colon Carcinoma at the hepatic angle. Patient had diarrhea and weight loss of more than 40 pounds in a period of six months period. Some diverticulae are observed nearby.

Colon Adenocarcinoma of the Hepatic Angle.

 A 73 year-old female with Colon Carcinoma at the
 hepatic angle.
 Patient had diarrhea and weight loss of more than 40
 pounds in a period of six months period.
 Some diverticulae are observed nearby.

Adenocarcinoma of the Rectum. A 73 year-old male with rectal cancer.

Adenocarcinoma of the Rectum.

A 73 year-old male with rectal cancer.

 

Rectal Adenocarcinoma. A 52 year-old male with rectal bleeding and weight loss of 20 pounds.

                Rectal Adenocarcinoma.

 A 52 year-old male with rectal bleeding and weight loss
 of 20 pounds.  
Rectal Adenocarcinoma.


                Rectal Adenocarcinoma.
Rectal Adenocarcinoma. A 65 year-old female with rectal bleeding and weight loss.

Rectal Adenocarcinoma.

 A 65 year-old female with rectal bleeding and weight loss.  
Rectal Adenocarcinoma. An 81 year-old male who came to our clinic who was accompanied by his daughter who is a Pediatrician. He had diarrhea for three months, we found rectal adenocarcinoma at the second rectal valve that infiltrated the third valve. He also had a rectal malign node above the pectine line.

Rectal Adenocarcinoma.

 An 81 year-old male who came to our clinic who was
 accompanied by his daughter who is a Pediatrician.
 He had diarrhea for three months, we found rectal
 adenocarcinoma at the second rectal valve that
 infiltrated the third valve. He also had a rectal malign
 node above the pectine line.
 
 
Metachcronous Carcinoma. Carcinoma of the transverse colon, proximal to the splecnic angle. A 69 year-old male who had colon surgery thirteen years ago (Right Hemicolectomy for an adenocarcinoma of the cecum). He had no medical control after his surgery. He also had anemia. He Arrived to our clinic for the first time prepared for colonoscopy by his daughter who is a nurse. (three years ago, she had surgery for colon cancer). The incidence of metachcronous carcinoma is 2% to 4%. Periodic examination of the large bowel with colonoscopy every 1 to 3 years provides the most accurate results.

Metachcronous Carcinoma.

 Carcinoma of the transverse colon, proximal to the
 splecnic angle.
 A 69 year-old male who had colon surgery thirteen years
 ago (Right Hemicolectomy for an adenocarcinoma of the
 cecum).
 He had no medical control after his surgery. He also had
 anemia.
 He Arrived to our clinic for the first time prepared for
 colonoscopy by his daughter who is a nurse.
 (three years ago, she had surgery for colon cancer).
 The incidence of metachcronous carcinoma is 2% to
 4%. Periodic examination of the large bowel with
 colonoscopy every 1 to 3 years provides the most
 accurate results.    
Adenocarcinoma of the ascending colon near to the cecum. A 67 year-old male, with weight loss of more than 20 pounds and, anemia, Hb 7.2 Mg./Dl. He had 5 negative response of occult blood in stools previously to the diagnose by colonoscopy. Adenocarcinoma of the ascending colon near to the cecum.

 Adenocarcinoma of the ascending colon near to the cecum.

 A 67 year-old male, with weight loss of more than
 20 pounds and, anemia, Hb 7.2 Mg./Dl.
 He had 5 negative response of occult blood in stools
 previously to the diagnose by colonoscopy.
 Adenocarcinoma of the ascending colon near to the cecum.

        
Rectum Carcinoma in rectoflexed view. A 47 year-old man, fisherman, who was referred to us to be evaluated because he had rectal bleeding.

Rectum Adenocarcinoma in retroflexed maneuver.

 A 47 year-old man, fisherman, who was referred to us to
 be evaluated because he had rectal bleeding.
 


 
Rectum Adenocarcinoma. A 36 year-old man with carcinoma of the rectum Retroflexed view.

Rectum Adenocarcinoma.

 A 36 year-old man with carcinoma of the rectum
 Retroflexed view.  

Constricting, ulcerated Adenocarcinoma of the rectum. A 53 year-old man who asked for help for supposed hemorrhoids.

Constricting, ulcerated Adenocarcinoma of the rectum.

 A 53 year-old man who asked for help for supposed
 hemorrhoids.
 

 
Ulcerated, annular adenocarcinoma. A 76 year-old male with carcinoma of the rectum. Endoscopic view of a constricting, ulcerated, annular carcinoma.

Ulcerated, annular adenocarcinoma.

 A 76 year-old male with carcinoma of the rectum.
 Endoscopic view of a constricting, ulcerated, annular
 carcinoma.

        

Extensive carcinoma of the descending colon. The patient was referred to us to evaluate a palpable mobile mass in the left quadrant.

Extensive Ulcerated Carcinoma of the descending colon.

 The patient was referred to us to evaluate a palpable
 mobile mass in the left quadrant. 

 
Adenocarcinoma of the Rectum.. The images and video clips display an ulcerated malign tumor, infiltrating from the first rectal valve to the second valve.

Video Endoscopic Sequence 1 of 3.

Adenocarcinoma of the Rectum.

 The images and video clips display an ulcerated malign
 tumor, infiltrating from the first rectal valve to the second
 valve. 

 
Same case as above the video clip displays the colonoscope through the ulcerated tumor and an adenomatous polyp is appreciated.

Video Endoscopic Sequence 2 of 3.

 Same case as above the video clip displays the colonoscope
 through the ulcerated tumor and an adenomatous polyp is
 appreciated.
  
Retroflexed view of the neoplasia described above.

Video Endoscopic Sequence 3 of 3.

 Retroflexed view of the neoplasia described above.
    
 See the video clip.
Colon Carcinoma of the ascending colon. A 31 year-old man, he presented anemia of Hb. 9.2 mg./dl. and weight loss. His father died of colon carcinoma at the age of 33. The referring physician send to us for evaluation with a colonoscopy to confirm the diagnosis with a previous Enema Rx. The image and the video clip shows colon adenocarcinoma of the ascending colon and rest of barium.

 Colon Carcinoma of the ascending colon.

 A 31 year-old man, he presented anemia of Hb. 9.2 mg./dl.
 and weight loss. His father died of colon carcinoma at the
 age of 33. The referring physician send to us for evaluation
 with a colonoscopy to confirm the diagnosis with a previous
 Enema Rx.
 The image and the video clip shows colon adenocarcinoma
 of the ascending colon and rest of barium.

  

 Macroscopic view       
 Microscopic view         There are Neoplastic glandular proliferation with hypercromasia and enlarged nuclei. Adenocarcinoma of the colon, well differentiated.

 There are Neoplastic glandular proliferation with
  hypercromasia and enlarged nuclei.
  Adenocarcinoma of the colon, well diferentiated.
 

Rectal Adenocarcinoma A 53 year-old man with rectal pain. The digital examination revealed a solid mass in the rectal area. Immediately, the endoscopic study was performed. Some rests of food are observed.

Video Endoscopic Sequence 1 of 2.

               Rectal Adenocarcinoma
      
 A 53 year-old man with rectal pain.
 The digital examination revealed a solid mass in the rectal
 area. Immediately, the endoscopic study was performed.
 Some rests of food are observed.

 
Rectal Adenocarcinoma A 53 year-old man with rectal pain. The digital examination revealed a solid mass in the rectal area. Immediately, the endoscopic study was performed. Some rests of food are observed.

Video Endoscopic Sequence 2 of 2.


 Same case as above in retroflexed maneuver.

    

 
Rectal Adenocarcinoma. Rectal Adenocarcinoma that infiltrates immediately after the first rectal valve, invading the second and the third valves. An 84 year-old female with rectal bleeding, dark blood, with blood clot.

Rectal Adenocarcinoma.

 Rectal Adenocarcinoma that infiltrates immediately after
 the first rectal valve, invading the second and the third
 valves.
 An 84 year-old female with rectal bleeding, dark blood,
 with blood clot.

Rectal Adenocarcinoma. The image and the video display the second rectal valve with a rectal adenocarcinoma that infiltrates the second and third rectal valve. A 40 year-old female with rectal bleeding for over a year. She referred dark red blood some times with clots. She refused to visit doctor due to fear of rectal examination and only used rectal ointments.

Video Endoscopic Sequence 1 of 7.

 Rectal Adenocarcinoma

 The image and the video display the second rectal valve
 with a rectal adenocarcinoma that infiltrates the second
 and third rectal valve.
 A 40 year-old female with rectal bleeding for over a year.
 She referred dark red blood some times with clots.
 She refused to visit doctor due to fear of rectal
 examination and only used rectal ointments.
     

Macroscopic view of the case above described. Gross specimen of the colon resection. Tumor retraction through the serosa is observed.

Sequence 2 of 7.

 Macroscopic view of the case above described.
   
 Gross specimen of the colon resection.
 Tumor retraction through the serosa is observed. 
   

This colon has been opened longitudinally. Ulcerated exofitic neoplasia that invades the full thickness of the colon wall .

Sequence 3 of 7.

 This colon has been opened longitudinally.
 Ulcerated exofitic neoplasia that invades the full thickness
 of the colon wall. 
A close up of the above image. This colon has been opened longitudinally. Note ulcerated mass with raised rolled borders.

Sequence 4 of 7.

 A close up of the above image.
 This colon has been opened longitudinally.
 Note ulcerated mass with raised rolled borders.   

Longitudinal section of the tumor showing ganglionar metastatic carcinoma (arrows).

Sequence 5 of 7.

 Longitudinal section of the tumor showing ganglionar
 metastatic carcinoma (arrows).

 

Malignant glandular neoplasia , tubular, with necrosis and hyperchromasia.

Sequence 6 of 7.

 Malignant glandular neoplasia , tubular, with necrosis and
 hyperchromasia.
There is a detail of metastatic glandular tumor to a perirectal lymphatic lymphonode.

 Sequence 7 of 7.

 There is a detail of metastatic glandular tumor to a
 perirectal lymphatic lymphonode.