| Course | PA 516 Comprehensive Clinical Module HEENT (Head, Ears, Eyes, Nose, Throat) |
|---|---|
| Week | 7 |
| Paper type | Sinus imaging rationale |
| Length | About 740 words, 6 pages |
| Format | APA 7 student paper |
| School | Chamberlain University |
| Program | Master of Physician Assistant Studies (MPAS) |
| Updated | October 2026 |
Free sample paper for PA 516 Week 7
Sinus Imaging Rationale: Why a Sinus CT for T.M.'s Right-Sided Stuffiness Would Answer the Wrong Question, and Why Endoscopy Comes Before Any Picture of the Skull Base
Student Name
Chamberlain University
PA 516: Comprehensive Clinical Module HEENT (Head, Ears, Eyes, Nose, Throat)
Instructor Name
Month Day, Year
Sinus Imaging Rationale: Why a Sinus CT for T.M.'s Right-Sided Stuffiness Would Answer the Wrong Question, and Why Endoscopy Comes Before Any Picture of the Skull Base
Start From What Bone Hides
At the ear pain visit, T.M. also mentioned right-sided nasal stuffiness for about two months and, twice in the past three weeks, a streak of blood in mucus blown from the right side in the morning. Anterior rhinoscopy with an otoscope and a wide speculum showed a slightly pale right inferior turbinate and no polyp, crusting or bleeding point in the front third of the nose. That is all a handheld light can reach. The sinuses lie behind bone, and their drainage pathways and the nasopharynx at the back of the nose are out of sight without an endoscope.
The Timeline Earns Its Lines
Head cold with fullness in the right ear: about ten weeks ago. Right nasal stuffiness: about eight weeks. Blood-streaked mucus from the right: twice in the past three weeks. Right ear pain: ten days. Firm right level II node: found at the last visit. No fever, no facial pain, no thick colored discharge, no loss of smell.
The adult sinusitis guideline defines acute bacterial sinusitis by purulent discharge with obstruction or facial pain for ten days or more, or by worsening after initial improvement, and chronic sinusitis by twelve weeks or more of two or more cardinal symptoms with objective evidence of inflammation (Rosenfeld et al., 2015). T.M.'s history fits neither: there is no purulent discharge, no facial pain and not yet twelve weeks of symptoms.
What the Picture Would Show
The clinic's first instinct was a CT of the sinuses for "persistent sinusitis." The guideline recommends against imaging for a clinical diagnosis of uncomplicated acute sinusitis and reserves CT for suspected complications or for planning when chronic disease is confirmed (Rosenfeld et al., 2015). A sinus CT might show some mucosal thickening on the right, which is common in people without symptoms. It would not show the surface of the nasopharynx in the detail needed to find an early mass, and it would not provide tissue.
Argue the Alternative
The pattern is one-sided: stuffiness, blood-streaked mucus, an effusion and referred ear pain, all on the right, with a firm node in the right upper neck. That pattern points to the nasopharynx, not the sinuses. The first step for a suspected nasopharyngeal lesion is direct examination of the nasopharynx with a flexible or rigid endoscope, with biopsy of anything abnormal, and imaging of the nasopharynx and skull base is used to stage a confirmed lesion; MRI is generally preferred over CT for showing spread into soft tissue and nerves (Chen et al., 2019). Ordering a sinus CT first would spend radiation, time and money on a study that could be read as reassuring while the actual question went unanswered.
What Would Change the Argument
If endoscopy showed a normal nasopharynx and the symptoms continued past twelve weeks with signs of inflammation, the case for chronic sinusitis and a sinus CT would become reasonable. If T.M. developed eye swelling, double vision or severe headache, imaging would be needed urgently, regardless of the endoscopy schedule. Neither is present now.
The Cost of the Wrong Study
A sinus CT is not a harmless first step here. It delivers radiation to the head, it is not free for an owner-operator with a high-deductible plan, and an incidental finding of mild sinus thickening could close the question in everyone's mind. T.M. could then be treated with antibiotics or nasal steroids for weeks while the nasopharynx went unexamined. Choosing the right first test protects the patient from both the dose and the delay.
Name the Study Last
No sinus CT at this time. Request: urgent otolaryngology evaluation with nasal endoscopy and examination of the nasopharynx and larynx, and biopsy if a lesion is seen. Imaging, if needed, should be MRI of the nasopharynx and neck with contrast, chosen by the specialist after the endoscopy. If the specialist cannot see T.M. within two weeks, the case will be discussed by phone to decide whether MRI should be obtained first.
References
Chen, Y.-P., Chan, A. T. C., Le, Q.-T., Blanchard, P., Sun, Y., & Ma, J. (2019). Nasopharyngeal carcinoma. The Lancet, 394(10192), 64-80. https://doi.org/10.1016/S0140-6736(19)30956-0
Rosenfeld, R. M., Piccirillo, J. F., Chandrasekhar, S. S., Brook, I., Ashok Kumar, K., Kramper, M., Orlandi, R. R., Palmer, J. N., Patel, Z. M., Peters, A., Walsh, S. A., & Corrigan, M. D. (2015). Clinical practice guideline (update): Adult sinusitis. Otolaryngology-Head and Neck Surgery, 152(2 Suppl.), S1-S39. https://doi.org/10.1177/0194599815572097
The Chamberlain PA 516 Week 7 instructions
The seventh week asks for a short reasoned argument for or against an imaging study. Begin with what the examination established and what it could not reach, since the sinuses and the back of the nose are hidden from a handheld light. Give the clinical timeline compactly, with onset and duration for each symptom, because most rubrics test the argument against it. Compare the history with the guideline definitions for the condition the study would look for. Explain what the proposed picture would show, including findings that could mislead. Argue the alternative explanation and the test that would answer it better. Address harms such as radiation, cost and delay. State what new findings would change your argument. Name the study you are requesting, or declining, only at the end.
How the PA 516 Week 7 example is put together
The paper begins with anterior rhinoscopy that reached only the front third of the nose and found a pale right turbinate. A timeline runs from a head cold ten weeks ago through right ear fullness, stuffiness, two episodes of blood-streaked mucus, ear pain and a neck node. The adult sinusitis guideline's definitions are applied, and T.M. meets neither the acute bacterial nor the chronic criteria. A section explains that a sinus CT would show mucosal thickening common in healthy people and miss an early nasopharyngeal surface lesion. The alternative is argued from the one-sided pattern, citing Chen and colleagues on endoscopy and biopsy first and MRI for staging. A section weighs radiation, cost and false reassurance, another lists findings that would make imaging urgent, and the request closes the paper.
PA 516 Week 7 rubric: what full points look like
Grading here rewards an argument that leads to the request rather than starting from it. A paper that names the study in its first line and then lists supporting points loses the most, because it reads as a decision looking for reasons. Faculty check the timeline against the guideline definitions, so misapplying the criteria for acute or chronic sinusitis is a heavy deduction. Credit grows when the paper explains what the study would actually show, including incidental findings, and when it argues a real alternative. Harms of the wrong study earn marks if they are specific to the patient. A section on what would change the argument shows judgment and is weighted accordingly. Guideline citations should be current and correctly referenced.
PA 516 Week 7 help: mistakes that cost points
Many students lose marks on this rationale by assuming imaging is needed and writing only about which scan. Send your case history, exam findings and the study your scenario proposes, and the custom sample will begin from what the exam could not reach, build the timeline and test it against the guideline your course uses. It will explain what the study would and would not show for your patient, argue the strongest alternative and weigh harms such as radiation and delay. The request is named only after the argument, with conditions that would change it. If your instructor wants a specific format, like an order with a clinical indication, the sample matches it. Check the dates and findings against your own case before adapting any reasoning.
Get a PA-516 Week 7 example written to your instructions
Send the Week 7 case and the rubric rows your section published, and a custom PA-516 imaging rationale is written to them and returned inside 24 to 48 hours with the first at no cost. Classrooms differ on whether radiation exposure and cost carry rows of their own, so include the instructions as posted.
More PA 516 papers and MPAS samples
- PA 516 Week 1: Hidden Eardrum Discussion Post
- PA 516 Week 2: Tympanic Membrane Documentation
- PA 516 Week 3: Tuning Fork Interpretation
- PA 516 Week 4: Fundoscopic Exam Limits Write-Up
- PA 516 Week 5: Visual Acuity Documentation
- PA 516 Week 6: Referred Ear Pain Map
- PA 516 Week 8: ENT Referral Letter
- PA 514 Week 7: Stop Date Justification
- PA 512 Week 7: Tumor Marker Monitoring Brief
- PA 510 Week 7: Biopsy Site Justification
- PA 505 Week 7: Risk Formulation Note
PA 516 Week 7 questions, answered
Does it matter which study I choose?
Less than the reasoning around it in most sections, which is why the rubric rows are weighted the way they are. A defensible choice with no argument behind it generally scores below a different choice carried by a clear one. Send the rubric, since a minority of classrooms do mark the selection itself and the example is written to whichever version yours uses.
Do I need to discuss radiation or cost?
Check the instructions, because sections split on this. Where those rows exist they are usually small and easy to satisfy, and leaving them empty is a straightforward loss. Where they do not exist, a long passage on exposure fills space the argument needed, and finished examples hold it to a sentence instead.
Is a full note expected, or just the rationale?
Most sections want the rationale alone, sometimes with a short case summary above it, and a few embed it inside a note. The finished examples keep the reasoning block intact either way, because that is the part carrying the rows. Where a note is required, the surrounding parts stay compressed so the argument is still the longest thing on the page.
Where can I find a free PA 516 Week 7 sample paper?
This page carries the full PA 516 Week 7 imaging rationale, arguing against a sinus CT and for urgent endoscopy of the nasopharynx before any MRI.
Why does the PA 516 Week 7 sample decline a sinus CT?
The history meets neither the acute bacterial nor the chronic sinusitis definitions, and the one-sided signs point to the nasopharynx, which endoscopy examines better.