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Diagnosis and Epidemiology of Esophageal and Gastric Cancers

Diagnosis And Epidemiology Of Esophageal And Gastric Cancers

Explore the critical aspects of neoplasms in the esophagus and stomach through this focused educational content. Understand the types, diagnosis, and treatment options, enhancing skills in medical diagnosis and patient care in...

Questions: 14 | Attempts: 10 | Last updated: Aug 4, 2025

Sample Question 1
Which of the following are predisposing factors to squamous cell carcinoma?

Excessive sunlight exposure

Obesity

Tobacco and alcohol useChronic stricturesAchalasiaDiverticulaUpper esophageal webs

Genetic predisposition

Sample Question 2
What is the likely diagnosis of this image, taken from the middle 1/3 of the esophagus?

Squamous cell carcinoma

Esophageal varices

Gastroesophageal reflux disease (GERD)

Barrett's esophagus

Sample Question 3
What is the prevalence of SCCA and adenocarcinoma in the US and worldwide?

In the US, adenocarcinoma is more common than SCCA.

In US they are equal, and represent about 1% of total cancerWorldwide, SCCA accounts for 90% of esophageal cancers, and adenocarcinoma only 10%

SCCA is more prevalent in the US while adenocarcinoma is more prevalent worldwide.

SCCA represents 50% of esophageal cancers worldwide, while adenocarcinoma accounts for the remaining 50%.