Assessment & Diagnosis is the clinical reasoning section of the CONO Clinical Sciences Examination. It tests whether a candidate can safely evaluate a patient, collect the correct clinical information, recognize common and serious conditions, choose appropriate investigations, interpret findings, and apply evidence-informed decision-making.
| Exam Domain | Official Weight | Approximate MCQs out of 200 | Practical Study Meaning |
|---|---|---|---|
| Assessment & Diagnosis | 30–34% | 60–68 MCQs | History, physical exam, differential diagnosis, lab/imaging selection and interpretation, prognosis, monitoring, and research application. |
| Modalities | 55–59% | 110–118 MCQs | Botanical medicine, homeopathy, clinical nutrition, physical medicine, counseling, TCM, acupuncture, and pharmacotherapy. |
| Critical Care & Public Health | 9–13% | 18–26 MCQs | High-risk patients, emergency response, CPR, oxygen, infection control, reporting, and public-health safety. |
The Assessment & Diagnosis domain can be organized into four major clinical skill groups: patient evaluation, acute/chronic disease assessment, interpretation of findings, and evidence-informed practice.
Apply ethical clinical interaction, take medical and psychosocial history, perform physical examination, select laboratory tests, prepare specimens correctly, and choose suitable imaging studies.
Identify risk factors, clinical features, comorbidities, differential diagnoses, etiology, and pathogenesis for common acute and chronic presentations.
Interpret physical exam signs, lab values, imaging findings, lab-interference factors, expected complications, prognosis, and monitoring parameters.
Interpret and critique research studies, understand diagnostic statistics, and apply clinically relevant evidence to patient management decisions.
Assessment & Diagnosis questions should be built across the condition categories in the CONO blueprint. This prevents overfocusing on only one organ system and improves exam realism.
9–11%
9–11%
4–6%
9–11%
9–11%
8–10%
9–11%
6–8%
9–11%
| Blueprint Parameter | Weight | BoardQBank Design Rule |
|---|---|---|
| Case-based questions | 68–72% | Use clinical vignettes with age, sex, symptoms, history, examination findings, and labs/imaging when relevant. |
| Independent questions | 28–32% | Use focused questions for diagnostic test choice, interpretation, contraindication, or evidence-informed practice. |
| Application level | 45–55% | Ask the candidate to apply knowledge to choose the best next step, not simply recall a fact. |
| Critical thinking | 25–35% | Include red flags, competing diagnoses, clinical uncertainty, and patient-safety decisions. |
| Knowledge / comprehension | 15–25% | Use sparingly for core facts such as diagnostic criteria, common lab patterns, and test characteristics. |
15–25%. Include fever, dehydration, asthma, rash, abdominal pain, developmental concerns, infection, allergy, and urgent referral signs.
25–35%. Include reproductive health, endocrine/metabolic disease, MSK injuries, GI complaints, infections, mental health, and occupational/environmental exposures.
25–35%. Include cardiovascular risk, diabetes, thyroid disease, cancer screening concerns, chronic pain, autoimmune disease, and medication/supplement interactions.
15–25%. Include falls, delirium, polypharmacy, renal impairment, frailty, anemia, infection, cognitive change, and urgent referral thresholds.
This structure can be used to build a full 500-question BoardQBank CONO Assessment & Diagnosis module while preserving blueprint balance and avoiding repeated clinical traps.
| Topic Area | Suggested MCQs | Question Focus |
|---|---|---|
| History-taking and physical exam | 50 | Focused history, psychosocial history, exam selection, red flags, ethical interaction. |
| Acute and chronic disease recognition | 100 | Most likely diagnosis, urgent vs non-urgent presentations, common chronic disease patterns. |
| Differential diagnosis | 80 | Dangerous mimics, competing diagnoses, next diagnostic discriminator. |
| Laboratory test selection and interpretation | 90 | CBC, CMP, thyroid, iron, B12/folate, glucose/A1c, renal, liver, inflammatory markers, urinalysis. |
| Imaging selection and interpretation | 50 | X-ray, ultrasound, CT, MRI, DEXA, mammography, urgent imaging indications. |
| Risk factors, comorbidities, and pathogenesis | 50 | Predisposing factors, mechanisms, etiology, comorbidity-based diagnostic reasoning. |
| Prognosis, complications, and monitoring | 40 | Expected course, complications, follow-up labs/imaging, response monitoring. |
| Research and evidence-informed practice | 40 | Diagnostic accuracy, bias, confounding, clinical applicability, risk reduction, NNT. |
| Total | 500 | Balanced, case-based, blueprint-aligned Assessment & Diagnosis practice. |