| Course | PA 526 Comprehensive Clinical Module Gastroenterology |
|---|---|
| Week | 1 |
| Paper type | Discussion post with two replies |
| Length | About 520 words |
| Format | Discussion post with APA 7 citations |
| School | Chamberlain University |
| Program | Master of Physician Assistant Studies (MPAS) |
| Updated | October 2026 |
Free sample paper for PA 526 Week 1
Week 1 Discussion: Initial Post
The Right Upper Quadrant Before Any Diagnosis: Six Structures Behind the Wall, a Lung Base Above It and Why a Gallbladder Belongs on N.R.'s List While a Sigmoid Colon Cannot
The Address Comes First
The region is the right upper quadrant, bounded by the midline, a horizontal line through the umbilicus and the right costal margin above. Our case, N.R., is a 58-year-old warehouse supervisor who points to a spot two fingers below the right ribs, slightly toward the side, and says the ache comes there after supper.
What Lies Behind the Cavity Wall
Behind that spot, from front to back and top to bottom, sit the right lobe of the liver and, under its edge, the gallbladder; the first and second parts of the duodenum; the hepatic flexure of the colon; and further back, outside the peritoneal cavity, the upper pole of the right kidney and the right adrenal gland. The head of the pancreas sits at the medial edge of the quadrant, curled inside the duodenum. Above the costal margin, separated only by the diaphragm, lies the base of the right lung.
Structures, Then Conditions
Only after naming the structures do I attach conditions, each to its organ. Gallbladder: biliary colic or cholecystitis, which fits pain after a fatty meal. Liver: hepatitis or congestion, which would be steadier and less tied to meals. Duodenum: an ulcer, which may improve rather than worsen with food. Hepatic flexure: a colon problem, unlikely without a change in bowel habit. Right kidney: a stone or infection, which would usually reach the flank and groin. Lung base: pneumonia or a clot irritating the diaphragm, which can refer pain below the ribs and would come with breathing symptoms. A sigmoid colon cannot be on this list, because it sits in the left lower quadrant; an inflamed sigmoid would have to be very large or the anatomy very unusual to produce pain under the right ribs.
What a Graded Reply Adds
A reply that helps would add a structure I missed or move one in or out of the quadrant with a reason. A reply that adds a condition without naming where it lives would not.
Where Sections Differ
Some sections divide the abdomen into nine regions instead of four. In that system, N.R.'s spot falls in the right hypochondrium, and the list above would be nearly the same, with the duodenum and pancreatic head moving partly into the epigastrium. Anatomical regions describe the surface; the organs do not respect the lines exactly (Moayyedi et al., 2017).
Reply to Lena
Lena, you placed appendicitis in your patient's right upper quadrant. Which structure behind that wall would explain it? If the appendix lies higher than usual, as it can in pregnancy or with an unusually placed cecum, say so and the entry makes sense; otherwise it belongs to another region.
Reply to Omar
Omar, your list for the epigastrium includes "heart." Which part, and through which mechanism would it cause pain there? An inferior wall myocardial infarction can present as upper abdominal pain, and naming that link would make the entry gradable.
References
Moayyedi, P., Lacy, B. E., Andrews, C. N., Enns, R. A., Howden, C. W., & Vakil, N. (2017). ACG and CAG clinical guideline: Management of dyspepsia. American Journal of Gastroenterology, 112(7), 988-1013. https://doi.org/10.1038/ajg.2017.154
The Chamberlain PA 526 Week 1 instructions
The opening post asks you to take one abdominal region and build a list of possible causes from its anatomy. Name the region first, with its boundaries. Then set out the structures that sit behind it, front to back and top to bottom, including organs outside the peritoneal cavity and anything above the diaphragm that can refer pain there. Only after the structures are named, attach conditions, each linked to the structure it affects. Show why a condition from another region does not belong. Say what a classmate's reply would need to add to change your list. If your section uses nine regions rather than four, note how that alters the picture. Reply to two classmates by asking them to name the structure behind any condition that seems misplaced.
How this PA 526 Week 1 example is built
The post opens with the right upper quadrant's boundaries and N.R., a warehouse supervisor who points below the right ribs after supper. A structures section lists the right liver lobe, gallbladder, first and second parts of the duodenum, hepatic flexure, right kidney and adrenal, the pancreatic head at the edge, and the right lung base above. Conditions follow organ by organ, from biliary colic to a lung base problem irritating the diaphragm, and a paragraph explains why the sigmoid colon cannot appear. A short section defines a useful reply. Another explains the nine-region alternative, citing the dyspepsia guideline. The reply to Lena asks which structure would put the appendix in the right upper quadrant, and the reply to Omar asks how the heart would cause epigastric pain.
Where the points sit in the PA 526 Week 1 rubric
Points this week follow order. A post that leads with diagnoses and adds anatomy afterward, or never names the structures, costs the most. Graders then confirm that each condition is attached to a named structure; a list of conditions with no organ beside them earns little. Credit goes to including retroperitoneal organs and structures above the diaphragm that refer pain into the region. The paragraph excluding an out-of-region condition is graded for clear reasoning. Faculty reward a defined standard for useful replies. Smaller deductions apply to boundary errors and to conditions placed in the wrong region without explanation. Replies earn marks when they ask a classmate to name the structure behind a doubtful entry, rather than adding further diagnoses of their own.
PA 526 Week 1 help: mistakes that cost points
The usual problem with this first GI post is starting from a list of diagnoses and working backward to the region. Send the region and case details your section assigned, and your sample would name the boundaries, list the structures behind the region in a set order and only then attach conditions to each one. A paragraph explains why at least one condition from another region does not belong. If your section uses the nine-region scheme, the list is adjusted. Each reply goes to a real post from your thread and asks the classmate which organ sits behind a doubtful entry. The citation count follows your section's requirement. Use the model to check the order of your post, then build the list from your own case and course anatomy.
Get a PA-526 Week 1 example written to your instructions
Send the assignment page or the rubric exactly as your classroom shows it, including the region your section assigned, and a custom PA-526 Week 1 post is written to it and returned inside 24-48h. The first one is free. If your week opens on something other than a region, say so and the desk writes that instead.
More PA 526 papers and MPAS samples
- PA 526 Week 2: Abdominal Quadrant Brief
- PA 526 Week 3: Alarm Feature Checklist
- PA 526 Week 4: Dysphagia and Reflux Case
- PA 526 Week 5: Liver Panel Interpretation
- PA 526 Week 6: Bleeding Source Triage
- PA 526 Week 7: Endoscopy Indication Write-up
- PA 526 Week 8: Hepatobiliary Case Paper
- PA 524 Week 1: Filtration Stand-In Discussion Post
- PA 522 Week 1: Hormone Pair Discussion Post
- PA 520 Week 1: Exertional Oxygen Claim Post
- PA 518 Week 1: Pretest Likelihood Discussion Post
PA 526 Week 1 questions, answered
My section gives everyone the same quadrant. Does that change the post?
Sharing a region makes the post harder to stand out, since thirty classmates will name the same structures. The example handles this by being specific about which structure each candidate comes from and by ruling something out explicitly, which is the part most classmates skip. A sample written for a shared region is built to look different for that reason.
How long should the finished post run?
Classrooms set that, and the range across Chamberlain sections is wide. What matters more is that the post spends its length on the inventory and the list rather than on an introduction restating the assignment. Send the word guidance your section publishes and the sample is sized to it exactly, including any separate length given for replies.
Does the example cite a textbook or an article?
Both appear in practice, and the sample follows whatever your classroom accepts. An anatomy reference supports the inventory and a clinical source supports the candidate list, which is usually the cleanest split. If your section requires peer reviewed sources only, say so when you send the assignment and the example is built without the textbook.
Where can I find a free PA 526 Week 1 sample paper?
This page holds a complete PA 526 Week 1 post that lists the right upper quadrant's structures before naming conditions, with replies to two classmates.
Why can't the sigmoid colon appear on the PA 526 Week 1 list?
It sits in the left lower quadrant, so it would take very unusual anatomy or a very large inflamed colon to cause pain under the right ribs.