Patient Assessment and Interaction

Course Description

Patient Assessment and Interaction develops the assessment competencies on which respiratory care practice rests — history taking, physical examination of the chest, interpretation of clinical data, and the communication skills that make assessment possible with real patients.

Within the SCNS taxonomy, RET is the Respiratory Care prefix. Eastern Florida State College carries this course at 2 credits within its Associate in Science in Respiratory Care, giving approximately 30 contact hours at the standard lecture convention.

Assessment is what separates a respiratory therapist from someone who administers treatments. Therapist-driven protocols — the professional model the field has moved to — depend entirely on the therapist's assessment being sound, because the authority to escalate, modify, or discontinue therapy rests on it. A therapist who cannot assess cannot practise at the level the profession now expects.

⚠ Availability note: this number is not carried everywhere

This course was verified at Eastern Florida State College and is not published at Daytona State, whose respiratory care sequence distributes assessment content across other courses. Florida's RET prefix diverges substantially between institutions, with parallel numbering families and differing credit values for comparable content. Read your own institution's catalog and have any transfer evaluated in writing.

Learning Outcomes

Required Outcomes

• Conduct a patient interview and obtain a relevant medical and respiratory history.
• Elicit and characterize the cardinal respiratory symptoms: dyspnoea, cough, sputum, chest pain, and haemoptysis.
• Describe smoking history and occupational and environmental exposure and quantify them.
• Apply therapeutic communication techniques and adapt to patient condition and comprehension.
• Communicate effectively across differences of culture, language, age, and ability.
• Perform inspection of the chest and describe findings, including respiratory pattern and effort.
• Perform palpation of the chest and identify abnormal findings.
• Perform percussion and interpret resonance changes.
• Perform auscultation systematically and identify normal and adventitious breath sounds.
• Describe and recognize signs of increased work of breathing and respiratory distress.
• Assess and interpret vital signs in the cardiopulmonary context.
• Interpret pulse oximetry and describe its limitations.
• Assess level of consciousness and neurological status relevant to respiratory function.
• Interpret arterial blood gas results systematically.
• Interpret relevant laboratory data, including haematology, electrolytes, and cultures.
• Interpret chest radiographs at an introductory level and recognize common findings.
• Interpret basic electrocardiography and recognize life-threatening rhythms.
• Review the medical record efficiently and extract clinically relevant information.
• Integrate findings into an assessment supporting a therapeutic recommendation.
• Document assessment findings accurately and communicate them to the team.
• Recognize clinical deterioration and escalate appropriately.

Optional Outcomes

• Interpret pulmonary function results at an introductory level.
• Describe haemodynamic monitoring and its interpretation.
• Describe assessment in neonatal and paediatric patients.
• Describe motivational interviewing applied to smoking cessation.
• Describe assessment of the patient at end of life.
• Describe sleep-disordered breathing assessment.

Major Topics

Required Topics

• The patient interview and history
• Cardinal respiratory symptoms
• Smoking and exposure history
• Therapeutic communication
• Communication across difference
• Inspection of the chest
• Palpation
• Percussion
• Auscultation and breath sounds
• Work of breathing and distress
• Vital signs in context
• Pulse oximetry and its limits
• Neurological assessment
• Arterial blood gas interpretation
• Laboratory data interpretation
• Chest radiograph interpretation
• Basic electrocardiography
• Medical record review
• Integrating findings into recommendations
• Documentation and communication
• Recognizing deterioration

Optional Topics

• Pulmonary function interpretation
• Haemodynamic monitoring
• Neonatal and paediatric assessment
• Motivational interviewing and cessation
• End-of-life assessment
• Sleep-disordered breathing

Resources & Tools

• Wilkins' Clinical Assessment in Respiratory Care — the standard text for this course specifically and the one most programmes assign.
• Egan's Fundamentals of Respiratory Care — the general reference.
• A quality stethoscope. This is the course where it matters most; a cheap stethoscope genuinely limits what you can hear, and you will use it for a career.
• Breath sound libraries — several free online collections and apps let you hear normal and adventitious sounds repeatedly, which is the only way to learn them.
• AARC Clinical Practice Guidelines (aarc.org) — free, and several address assessment directly.
• NBRC (nbrc.org) — free TMC content outline; patient data evaluation is a heavily weighted examination domain.
• Radiopaedia (radiopaedia.org) — free, excellent, and the best available resource for learning to read chest radiographs.
• Life in the Fast Lane ECG library — free and comprehensive for the electrocardiography component.
• A blood gas interpretation framework — learn one systematic approach and use it every time.
• A practice partner. Physical examination skills are built by examining many chests, and classmates are the starting point.

Career Pathways

• Registered respiratory therapist — assessment is the foundation of every setting.
• Adult critical care — where assessment drives protocol decisions continuously.
• General acute care and emergency department.
• Neonatal and paediatric intensive care.
• Pulmonary function and diagnostics — assessment competence is the entry requirement.
• Pulmonary rehabilitation — patient education and assessment-heavy.
• Home care and long-term ventilation — where the therapist assesses independently, without a team in the next room.
• Case management and disease management — asthma and COPD programmes.
• SOC code 29-1126 Respiratory Therapists.

Special Information

⚠ Auscultation is learned by listening, repeatedly, with feedback

The central physical skill of the course, and the one students most often fail to build properly.

Breath sounds are difficult at first and become automatic with repetition — and there is no way to shortcut the repetition. What works:

• Listen to many normal chests first. You cannot recognize abnormal without a solid internal reference for normal, and normal varies with body habitus and age.
• Be systematic. Same sequence every time, comparing side to side, anterior and posterior, upper to lower. Random listening misses localized findings.
• Skin contact, quiet room, and patient breathing through an open mouth. Listening through a gown produces artefact that sounds like findings.
• Learn the terminology precisely. Crackles, wheezes, rhonchi, stridor, and pleural friction rub have specific meanings, and imprecise reporting misleads the team. Describe timing — inspiratory, expiratory, or both — and location.
• Correlate with the patient. Diminished sounds in a patient with poor effort mean something different from diminished sounds in a patient with a pneumothorax.
• Ask an experienced therapist to listen with you and describe what they hear. This single practice accelerates learning more than anything else.
• Use recorded libraries between patients, but do not mistake them for the real thing — real chests are noisier and less clear.

The professional consequence: your auscultation drives protocol decisions. Whether a bronchodilator is continued or discontinued, whether airway clearance is escalated, and whether a physician is called all follow from what you heard.

⚠ Assessment exists to support a recommendation — not to fill in a form

The reasoning discipline that makes this course professionally consequential.

Respiratory care has moved to therapist-driven protocols, in which the therapist assesses and then escalates, modifies, or discontinues therapy within physician-approved parameters. The evidence supports it — protocol-directed care reduces unnecessary therapy and improves resource use — and it is why assessment competence is the profession's core.

• Every assessment should end in a conclusion. "Breath sounds clear bilaterally, no wheezing, patient reports no dyspnoea, saturation 96% on room air — recommend discontinuing bronchodilator per protocol" is respiratory care. A list of findings without an interpretation is data entry.
• Know the protocol you are working under. Its triggers, its limits, and when it requires physician contact.
• Document the reasoning, not just the findings. Auditors, physicians, and the next therapist all need to know why you did what you did.
• Be prepared to defend a recommendation. Physicians ask, and the ability to explain your reasoning is what earns the professional latitude protocols confer.
• Recommending less therapy is a professional act. Discontinuing therapy that is no longer indicated frees the therapist for patients who need them, and it is one of the clearest demonstrations of professional judgement.
• Integrate, do not silo. Blood gas, chest film, breath sounds, vital signs, and the patient's own report should be reconciled into one picture — and when they conflict, that conflict is itself information.

⚠ Pulse oximetry has limits, and one of them has equity consequences

A specific technical point with a substantial recent evidence base, and it belongs in an assessment course.

• Oximetry measures saturation, not ventilation. A patient can have a normal saturation and dangerous hypercapnia — particularly on supplemental oxygen. Saturation alone does not exclude respiratory failure.
• It performs less accurately in patients with darker skin pigmentation. Substantial recent research has documented a higher rate of occult hypoxaemia — a normal-appearing pulse oximeter reading in a patient whose arterial saturation is genuinely low — in patients with darker skin, with consequences for treatment decisions. Regulators and the professional bodies have taken this up, and device standards are under review. Correlate with the clinical picture and with blood gases rather than treating the number as definitive.
• Poor perfusion, motion, and cold extremities degrade the signal; a poor waveform means an unreliable number.
• Carboxyhaemoglobin reads as oxyhaemoglobin on standard oximetry — so a carbon monoxide-exposed patient can show a normal saturation while being dangerously hypoxic. Florida's hurricane season generator-related poisonings make this a real local consideration.
• Nail polish, artificial nails, and dyes interfere.
• Know when a blood gas is needed. Oximetry is a monitor; arterial blood gas is a measurement.

⚠ Interaction is half the course title — and it is a clinical skill

Worth stating, because students treat communication as personality rather than technique.

• A patient in respiratory distress cannot talk. Ask closed questions, accept nods, and do not demand a history from someone who is working to breathe. Get what you need and treat.
• Anxiety worsens dyspnoea, and dyspnoea worsens anxiety. A calm, competent presence is itself therapeutic, and hurried or alarmed behaviour makes the patient worse.
• Explain before you do. Patients tolerate uncomfortable procedures far better when they know what is happening and why.
• Teach-back for education. "Show me how you'll use this inhaler at home" catches the errors that a nod conceals — and inhaler technique errors are extremely common and are a leading reason therapy fails.
• Use a qualified interpreter, not a family member, for anything clinical. Language access is a legal requirement and Florida's demographics make it routine.
• Ask about smoking without judgement. Shame produces inaccurate histories; a matter-of-fact question produces usable information and opens the door to cessation support.
• Believe reported symptoms. Dyspnoea is subjective and there is documented disparity in how seriously patients' reported symptoms are taken.

⚠ CoARC, NBRC, and Florida licensure — the pathway, in order

• Graduation from a CoARC-accredited programme is required for NBRC examination eligibility. Accreditation is a gate, not a quality signal — CoARC publishes status and outcomes data, and both are worth checking before enrolling anywhere.
• The NBRC pathway runs through the Therapist Multiple-Choice (TMC) examination. A lower cut score yields the CRT; a higher cut score plus the Clinical Simulation Examination yields the RRT.
• Aim for the RRT. Most Florida hospitals require or strongly prefer it, and the difference in employability and pay is substantial.
• Florida licenses respiratory care practitioners under Chapter 468, Part V, Florida Statutes, through the Department of Health. Licensure is a separate process from credentialing, with its own application, screening, and fees — begin it before you finish the programme.
• Specialty credentials — neonatal/paediatric, sleep disorders, pulmonary function, and adult critical care — extend a career and pay.

Rule 11 applies — NBRC examination structure and cut scores, CoARC standards, and Florida licensure requirements all change. Verify with each body directly.

How Florida course levels affect transfer

The first digit of an SCNS number denotes the year of offering, not transferability. Courses at the 1000 and 2000 levels transfer transparently between Florida public institutions, and 3000 to 4000 is unproblematic since both are upper division. The boundary that actually matters is 2000 to 3000, where lower-division credit generally cannot satisfy an upper-division requirement.

RET2483 is 2 credits with an estimated 30 contact hours at the standard lecture convention. Expect practical assessment components — auscultation identification, physical examination technique, and blood gas and radiograph interpretation exercises — alongside written examination. The interpretation skills are heavily represented on the NBRC examinations, so this course's material recurs throughout the programme.

Transfer requires care: this number is not carried at every Florida institution, respiratory care curricula are sequenced and cohort-based, and CoARC accreditation must be preserved in any programme change. A.S. degrees are applied and do not carry the A.A.'s junior-status guarantee.