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Nursing questions

DQ 1 WEEK 5 Nursing

The case gives you the data. The four questions have to be answered from it — the mechanism, the straight leg raise, the imaging finding — not from a general account of back pain.

Editorial process

Last reviewed · August 18, 2026

01

A worked case, and four questions at the end of it

Answer from the case's own findings, because a generic account of low back pain will not match its details. The history questions should be organised around red flags first, since that is what determines whether this is a routine presentation: fever, unexplained weight loss, night pain, bowel or bladder incontinence, saddle anaesthesia, progressive neurological deficit, cancer history, injection drug use and immunosuppression. The case rules most of these out explicitly, which is the point of including them. Then the pain characterisation — onset, mechanism, radiation, aggravating and relieving positions, what has been tried and with what effect — and the occupational history, which matters here because prolonged sitting in truck driving carries the highest low back pain rate of any occupation and is both cause and obstacle to recovery. Asking what he lifts, for how long he sits, and whether he can modify either is part of the history rather than a social aside.

The examination follows the same logic: inspection and gait, palpation, range of motion, a focused neurological examination of the L4, L5 and S1 distributions covering strength, sensation and reflexes, and the straight leg raise, which the case reports positive at seventy-five degrees on the left. Say what that finding means rather than reporting it — it supports nerve root irritation and is the physical sign that ties the symptom to the later MRI. For differentials, give three with the reasoning: lumbar disc herniation with radiculopathy fits the mechanism, the radiating pain and the positive test; lumbar strain fits the lifting mechanism and not the radiation; spinal stenosis fits older patients with walking-related symptoms rather than this pattern. Then the plan, and let the evidence lead it: guidelines for acute low back pain favour continued activity, non-opioid analgesia and time, with imaging reserved for red flags or failure to improve, which is the sequence the case follows.

Likely learning objectives

  • Structure a history around red flags before characterising the symptom.
  • Interpret a positive straight leg raise rather than merely reporting it.
  • Justify three differentials by which case features each explains and fails to explain.
  • Build a plan that follows guideline sequence rather than intuition.

Assignment instructions

Read the full question

Review every instruction before using the planning guidance that follows.

You are working with Dr. Lee today. She hands you a triage note from the nurse regarding your next patient, Mr. Payne: Forty-five-year-old white male truck driver complaining of two weeks of sharp, stabbing back pain. The pain was better after a couple of days but then got worse after playing softball with his daughter. This morning his pain is so bad that he had trouble getting out of bed. Dr. Lee provides you some background information about low back pain. TEACHING POINT Low Back Pain Prevalence, Cost, & Duration Low back pain (LBP) is the fifth most common reason for all doctor visits. In the U.S., lifetime prevalence of LBP is 60% to 80%. The direct and indirect costs for treatment of LBP are estimated to be $100 billion annually. Fortunately, most LBP resolves in two to four weeks. Dr. Lee continues: “There are many causes for LBP. For presenting symptoms that have a broad differential diagnosis, I find it helpful to think of systems of etiologies in which diseases or conditions can be categorized.” TEACHING POINT Common Causes of Back Pain Musculoskeletal (MSK) and Non-MSK Causes of Back Pain MSK Causes Axial: Degenerative disc disease Facet arthritis Sacroiliitis Ankylosing spondylitis Discitis Paraspinal muscular issues SI dysfunction Radicular: Disc prolapse Spinal stenosis Trauma: Lumbar strain Compression fracture Non-MSK Causes Neoplastic: Lymphoma/leukemia Metastatic disease Multiple myeloma Osteosarcoma Inflammatory: Rheumatoid Arthritis Visceral: Endometriosis Prostatitis Renal lithiasis Infection: Discitis Herpes zoster Osteomyelitis Pyelonephritis Spinal or epidural abscess Vascular: Aortic aneurysm Endocrine: Hyperparathyroidism Osteomalacia Osteoporosis Paget disease Dr. Lee suggests, “Now, let’s look a bit more at the risk factors for mechanical low back pain that you can review with Mr. Payne during your history.” Dr. Lee continues, “The major task in treating back pain is to Now that you have a diagnosis of disc herniation with radiculopathy for Mr. Payne, let’s discuss what would you like to do for him distinguish the common causes for back pain (95% of cases) from the 5% with serious underlying diseases or neurologic impairments that are potentially treatable.” DQ 1 WEEK 5 Nursing TEACHING POINT Risk Factors for Low Back Pain Prolonged sitting, with truck driving having the highest rate of LBP, followed by desk jobs Deconditioning Sub-optimal lifting and carrying habits Repetitive bending and lifting Spondylolysis, disc-space narrowing, spinal instability, and spina bifida occulta Obesity Education status: low education is associated with prolonged illness Psycho-social factors: anxiety, depression stressors in life Occupation: Job dissatisfaction, increased manual demands, and compensation claims TEACHING POINT Red Flags For Serious Illness or Neurologic Impairment with Back Pain Fever Unexplained weight loss Pain at night Bowel or bladder incontinence Neurologic symptoms Saddle anesthesia HISTORY You and Dr. Lee take a few minutes to review Mr. Payne’s chart: Vital signs: Temperature: 98.6° Fahrenheit Heart rate: 80 beats/minute Respiratory rate: 12 breaths/minute Blood pressure: 130/82 mmHg Weight: 170 pounds Body Mass Index: 24 kg/m2 Past Medical History: Diabetes, well controlled. Hypertension, fair control. Hyperlipidemia, fair control. Past Surgical History: None Social History: Works as a truck driver, which involves lifting 20-35 lbs 4 hours of the day, married with 2 daughters, Habits: Quit smoking two years ago, drinks 1 to 2 beers occasionally on the weekends, no history of IV drug use. Medication: metformin 500mg 2 twice daily glyburide 5mg 2 twice daily amlodipine 2.5 mg daily lisinopril 40 mg daily simavastin 40 mg daily Allergies: No known drug allergies After introducing yourself to Mr. Payne, you sit down across from him and begin your history, focusing on the key elements. “Can you tell me about your back pain?” “As I told the nurse, the pain started two weeks ago after I lifted a box at work. Right away, I got this sharp pain on the left side of my back. The box wasn’t even that heavy. “I talked to the nurse at work; she said to ice it and to take ibuprofen. It got better after three days. But, I was playing softball with my daughter last weekend, and the pain came back. This time it was worse than before. This week, the pain is so bad I can hardly get out of bed. I get a sharp pain in my back which goes down my left leg to my ankle.” “On a scale of 0 to 10, 10 being the worst, how severe is the pain?” “It’s probably a 7.” “Have you found anything that improves the pain?” “Ibuprofen and Naproxen worked at first, but they are not helping much anymore.” “What about positions that make things better or worse?” “The pain is worse with any movement of my back or sitting for a long time. It is better when I lie down.” “Have you had back pain before?” “Yes, I have back pain from time to time. But I’m usually better after 2 to 3 days. This is the worst pain I have ever had.” You complete your history with a review of systems and discover: DQ 1 WEEK 5 Nursing Review of Systems Mr. Payne does not have numbness or weakness in his legs. The pain is better when he lies down. He denies urinary frequency, dysuria, problems with bowel or bladder control, fever or chills, nausea or vomiting, or weight loss. He denies any specific trauma, except for when he lifted a 10-pound box at work. He denies unrelenting night pain. You excuse yourself from Mr. Payne to discuss your findings with Dr. Lee. Dr. Lee walks through the steps for completing a neurologic exam in a patient with back pain. Back Exam – Standing: Mr. Payne has normal curvature, tenderness on palpation on the left lumbar paraspinous muscle with increase tone. Full range of motion, but has pain with movement. His gait is normal. He can walk on his heels and toes. He can do deep knee bends. Back Exam – Seated: Mr. Payne denies feeling pain when checked for CVA tenderness. He has no pain in his right leg with the modified version of SLR. While he does not exhibit a true tripod sign, he does complain of pain when his left leg is raised. Mr. Payne’s reflexes are 2+ and equal at the knees and 1+ at both ankles. The motor exam reveals no weakness of the muscles of the lower extremities. His sensory exam is normal. Pulmonary Exam: His lungs are clear. Cardiovascular Exam: His cardiac exam demonstrates a regular rhythm, no murmur or gallop. Mr. Payne’s abdominal exam is negative. His straight leg raising is positive at 75 degrees on the left and negative on the right. His FABER test is negative and sacroiliac joint is nontender. His motor exam reveals no weakness of the muscles of the lower extremities. After finishing your exam together, you and Dr. Lee excuse yourselves from the exam room for a moment. Dr. Lee reminds you that disc herniation, a condition which is self-limited and usually resolves in two to four weeks, remains a working diagnosis for Mr. Payne. She says, “Let’s take a few minutes, though, to discuss some conditions we still don’t want to miss.” Now that you have a diagnosis of disc herniation with radiculopathy for Mr. Payne, let’s discuss what would you like to do for him You and Dr. Lee now return to Mr. Payne’s exam room to talk about treatment options with him. Dr. Lee tells Mr. Payne to avoid strenuous activities but to remain active. Dr. Lee increases the dosage of naproxen to 500 mg BID to take with food. Since his pain is intense (7/10), he is given a prescription for acetaminophen with codeine to take at night, when his pain is severe. Mr. Payne declines a muscle relaxant because they usually make him drowsy. He would like to be referred to physical therapy as it was helpful in the past. Three weeks later, Mr. Payne returns for his follow-up appointment and you discover the following: Pertinent History Mr. Payne has had little relief with the treatment prescribed. He is frustrated that he has been in pain for more than a month. His pain has been progressively worse. It radiates down the lateral part of his left leg and side of his left foot. This pain is worse than the back pain. He does not have any problems with bowel or bladder control and there is no weakness of his leg. Pertinent Exam Findings Vital signs: stable Neurologic: Normal gait, but moves slowly due to pain; range of motion is full, with pain on flexion; SLR is positive at 45 degree on the left; motor strength intact; reflexes 2+ bilaterally at the knees, absent at the left ankle, 1+ at the right ankle. Dr. Lee agrees with your diagnosis of radiculopathy of S1 nerve root with progression. She orders an MRI and sets up an appointment to see Mr. Payne after the MRI. One week later, Mr. Payne returns for follow-up. You review the results of the MRI report. MRI report: Moderate-size, herniated disc at L5-S1 with associated marked impingement on the left S1 nerve root and mild to moderate impingement on the right S1 nerve root. There is mild central canal stenosis. Annular tear with a small central disc herniation at L4-5 causing mild central canal stenosis. You review the findings with Dr. Lee. She agrees with your diagnosis of radiculopathy of S1 nerve root due to a large herniated disc at L5-S1. You call Mr. Payne two weeks later to see how he is doing. He reports that he is doing quite a bit better. He went to an osteopathic physician who did some manual therapy and started him on a strict walking program. He is very encouraged and plans on losing weight through exercise and diet. Discuss the Mr. Payne’s history that would be pertinent to his genitourinary problem. Include chief complaint, HPI, Social, Family and Past medical history that would be important to know. Describe the physical exam and diagnostic tools to be used for Mr. Payne. Are there any additional you would have liked to be included that were not? Please list 3 differential diagnoses for Mr. Payne and explain why you chose them. What was your final diagnosis and how did you make the determination? What plan of care will Mr. Payne be given at this visit, include drug therapy and treatments; what is the patient education and follow-up?

02

Turn the brief into deliverables

  1. 01Red flag questions, named.
  2. 02Pain characterisation and occupational history.
  3. 03A focused neurological examination by nerve root level.
  4. 04Three differentials with reasoning and a final diagnosis.
  5. 05A management plan including drug therapy, activity and follow-up.
03

History, examination, differentials, then the plan

01

Red flags first

Ask the questions that would change the pathway before anything else.

What the assessor is likely looking for

Red flags the case explicitly rules out.

02

Characterising the pain and the work

Cover mechanism, radiation, positions, treatments tried and occupation.

What the assessor is likely looking for

The occupational risk factor named and used.

03

The focused examination

Set out neurological testing by nerve root level and the straight leg raise.

What the assessor is likely looking for

An interpretation of the positive test, not a report of it.

04

Three differentials

Give each with what it explains and what it fails to explain.

What the assessor is likely looking for

A differential rejected for a stated reason.

05

The plan

Follow guideline sequence for analgesia, activity, imaging and follow-up.

What the assessor is likely looking for

Imaging placed correctly in the sequence.

04

Guideline sources for acute low back pain

Recommended databases

  • NCBI Bookshelf
  • PubMed Central
  • Cochrane Library
  • MedlinePlus

Search sequence

  1. 1.Read a clinical guideline for acute low back pain before writing the plan.
  2. 2.Check the evidence on physical examination tests for lumbar radiculopathy.
  3. 3.Confirm the nerve root distributions you intend to test.
  4. 4.Note where guidelines place imaging in the sequence.
05

Reference shortlist

These are authoritative starting points, not a ready-made bibliography. A qualified reviewer must confirm that each source fits the assignment and supports the claim beside which it is cited.

Diagnostic Errors

AHRQ Patient Safety Network · 2019

Review before citing

Diagnostic error, for why the red flag questions come before the characterisation.

Back Pain

MedlinePlus, U.S. National Library of Medicine · 2025

Review before citing

Patient-facing back pain information, useful for the education part of the plan.

Epidemiology Of Study Design

StatPearls, NCBI Bookshelf · 2023

Review before citing

Study design, for judging the strength of the evidence behind any recommendation you cite.

06

Review before submission

Common mistakes

  • Writing about low back pain generally rather than about this patient.
  • Reporting the straight leg raise without saying what it indicates.
  • Giving differentials with no reasoning attached.
  • Ordering imaging early, against guideline sequence, without a red flag.

Submission checklist

  • Do your history questions include the standard red flags?
  • Is the occupational history addressed?
  • Does the examination cover L4, L5 and S1?
  • Does each differential say what it explains and what it does not?
  • Does your plan follow the guideline sequence?

Use this guide to plan and review your own work. Follow your institution's rules and read Brinevia's academic-integrity policy.

Written by

Maren Caldwell

MSN, RN, CNE

Medical-surgical nursing, pharmacology and NCLEX preparation

Maren is a registered nurse with over 15 years of clinical and educational experience in medical-surgical nursing. She writes on NCLEX preparation, patient care fundamentals, pharmacology and evidence-based practice.

Reviewed by

Dr. Tessa Redmond

DNP, RN, CNE

Evidence-based practice and clinical education

Tessa is a doctorally-prepared nurse educator. She reviews Brinevia content for clinical accuracy and alignment with current evidence-based guidelines.

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