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dx.
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Clinical calculators
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Billing code lookup
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Interpretation guide
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Unstable angina
Cardiovascular Presentations
Abdominal aortic aneurysm
Acute coronary syndrome (NSTEMI)
Acute coronary syndrome (STEMI)
Acute decompensated heart failure
Acute limb ischemia
Acute mesenteric ischemia
Aortic dissection
Aortic stenosis
Atrial fibrillation and flutter
Bradyarrhythmia and heart block
Cardiac arrest
Deep vein thrombosis
Myocarditis
Pericarditis
Pulmonary embolism
Stable angina
Superficial thrombophlebitis
Superior vena cava syndrome
Supraventricular tachycardia
Syncope (cardiogenic)
Unstable angina
Ventricular tachycardia
Respiratory Presentations
Acute bronchitis
Acute respiratory failure
Aspiration pneumonia
Asthma exacerbation
Bronchiolitis
Community-acquired pneumonia
COVID-19 pneumonia
COPD exacerbation
Croup
Croup (laryngotracheobronchitis)
Epiglottitis
Hemothorax
Hospital-acquired pneumonia
Pleural effusion
Pneumothorax (traumatic)
Pulmonary contusion
Spontaneous pneumothorax
Neurological Presentations
Bell's palsy
Benign paroxysmal positional vertigo
Brain abscess
Cauda equina syndrome
Cervical radiculopathy
Concussion (mild traumatic brain injury)
Encephalitis
Guillain-Barré syndrome
Hemorrhagic stroke (intracerebral)
Ischemic stroke
Lumbar radiculopathy
Malignant spinal cord compression
Migraine
Peripheral neuropathy (acute)
Retropharyngeal abscess
Schizophrenia (acute exacerbation)
Seizure (breakthrough:known epilepsy)
Seizure (first-time)
Spinal cord injury
Status epilepticus
Subarachnoid hemorrhage
Tension headache
Transient ischemic attack
Traumatic brain injury (moderate-severe)
Vestibular neuritis
Viral meningitis
Gastrointestinal Presentations
Acute appendicitis
Acute cholecystitis
Acute diverticulitis
Acute pancreatitis
Anal fissure
Choledocholithiasis and cholangitis
Clostridioides difficile colitis
Gastritis
Gastroenteritis (viral and bacterial)
Gastroesophageal reflux disease
Incarcerated or strangulated hernia
Inflammatory bowel disease flare
Large bowel obstruction
Lower GI hemorrhage
Peptic ulcer disease
Perforated viscus
Small bowel obstruction
Upper GI hemorrhage
Genitourinary and Reproductive Presentations
Acute prostatitis
Acute urinary retention
Ectopic pregnancy
Epididymitis
Orchitis
Ovarian torsion
Paraphimosis
Pelvic inflammatory disease
Priapism
Pyelonephritis
Renal laceration
Ruptured ovarian cyst
Testicular torsion
Tubo-ovarian abscess
Urinary tract infection (uncomplicated)
Urolithiasis (renal colic)
Vaginal bleeding (non-pregnant)
Infectious Disease Presentations
Acute sinusitis
Acute tonsillitis
Acute upper respiratory infection
Animal bite
Bacterial meningitis
Cellulitis
Conjunctivitis (bacterial)
Dental abscess
Endocarditis
Febrile neutropenia
Fournier gangrene
Hand-foot-mouth disease
Hepatitis (acute)
Herpes zoster
HIV-related illness
Human bite
Impetigo
Infected diabetic foot ulcer
Infectious mononucleosis
Influenza
Necrotizing fasciitis
Osteomyelitis
Otitis externa
Parasitic infection
Periorbital cellulitis
Peritonsillar abscess
Scabies
Sepsis
Septic arthritis
Spontaneous bacterial peritonitis
Tick-borne illness (Lyme disease)
Tinea infection
Tuberculosis
Viral exanthem
Wound infection
Trauma Presentations
Achilles tendon rupture
ACL and mceniscus tear
Ankle fracture
Ankle sprain
Burn
Calcaneus fracture
Cervical spine fracture
Clavicle fracture
Dental avulsion
Distal radius fracture
Drowning
Elbow fracture and dislocation
Electrical injury
Facial bone fracture
Facial laceration
Femur fracture
Fingertip amputation
Forearm fracture (radius and ulna)
Frostbite
Hand:finger laceration
Heat exhaustion
Heat stroke
Hip fracture
Humeral shaft fracture
Knee dislocation
Knee sprain
Lightning injury
Mandible fracture
Metacarpal fracture
Metatarsal fracture
Muscle strain
Nasal fracture
Non-accidental trauma
Orbital fracture
Patella fracture
Phalanx fracture (finger)
Proximal humerus fracture
Pulmonary contusion
Rib fracture
Rotator cuff tear (acute traumatic)
Scalp laceration
Scaphoid fracture
Shoulder dislocation
Skull fracture
Splenic laceration
Sternal fracture
Supracondylar pediatric fracture
Tendon laceration (hand:wrist)
Thoracic and lumbar spine fracture
Tibia:fibula fracture
Tibial plateau fracture
Toe fracture
Traumatic epistaxis
Traumatic hyphema
Toxicologic Presentations
Acetaminophen toxicity
Alcohol intoxication
Alcohol withdrawal
Anticholinergic toxicity
Anticoagulant overdose
Benzodiazepine overdose
Benzodiazepine:sedative overdose
Beta-blocker and calcium channel blocker toxicity
Carbon monoxide poisoning
Caustic ingestion
Digoxin toxicity
Drug eruption
Foreign body ingestion
Opioid intoxication
Opioid overdose
Opioid withdrawal
Organophosphate
Salicylate toxicity
Serotonin syndrome
Stimulant intoxication (cocaine, methamphetamine)
Tricyclic antidepressant overdose
Psychiatric Presentations
Acute anxiety
Acute psychosis
Agitation:behavioral emergency
Bipolar disorder
Conversion disorder
Major depressive episode
Neuroleptic malignant syndrome
Suicidal ideation and attempt
Musculoskeletal and Rheumatologic Presentations
Acute low back pain (mechanical)
Bursitis
Cervical radiculopathy
Costochondritis
Gout (acute)
Lumbar radiculopathy
Pseudogout
Tendinitis
Dermatology Presentations
Acute eczema (Eczema acute flare)
Allergic contact dermatitis
Erythema multiforme
Henoch-Schönlein purpura
Pressure injury
Psoriasis (acute flare)
Stevens-Johnson syndrome
Toxic epidermal necrolysis
Urticaria (acute)
Environmental and Exposure Presentations
Envenomation (snake, spider, insect)
High-altitude illness
Hypothermia
Hematologic and Oncologic Presentations
Acute chest syndrome
Coagulopathy
Hyperviscosity syndrome
Sickle cell crisis (vaso-occlusive)
Symptomatic anemia
Thrombocytopenia (severe)
Tumor lysis syndrome
Pediatric-Specific Presentations
Bronchiolitis
Croup
Emergency delivery
Febrile seizure
Kawasaki disease
Neonatal jaundice
Neonatal sepsis
Nursemaid's elbow
Pediatric fever 0 to 28 days
Pediatric fever 29 to 60 days
Pediatric fever 61 to 90 days
Pyloric stenosis
Slipped capital femoral epiphysis
Intussusception
Endocrine and Metabolic Presentations
Adrenal crisis
Diabetic ketoacidosis
Hypercalcemia
Hyperosmolar hyperglycemic state
Hypertensive emergency
Hypertensive urgency
Hypoglycemia
Myasthenia gravis crisis
Myxedema coma
Severe hyperkalemia
Severe hyponatremia
Thyroid storm
ENT and Maxillofacial Presentations
Acute laryngitis
Acute otitis media
Acute pharyngitis
Cerumen impaction
Epistaxis (anterior)
Nasal foreign body
Otitis externa
Tympanic membrane perforation
Ophthalmologic Presentations
Acute angle-closure glaucoma
Central retinal artery occlusion
Chemical eye injury
Corneal abrasion
Corneal ulcer
Globe rupture
Ocular foreign body
Orbital cellulitis
Retinal detachment
Obstetric Presentations
Hyperemesis gravidarum
Painful vaginal bleeding in pregnancy
Placenta previa
Placental abruption
Preeclampsia:eclampsia
Preterm labor
Threatened:inevitable:incomplete abortion
Systemic and Miscellaneous Presentations
Anaphylaxis
Angioedema
Cannabis-induced hyperemesis
Unstable angina
POCUS
Procedures
Medications
Calculators
Resuscitation
ECG Guide
Back
Clinical Assessment Checklist
Browse categories and answer follow-up questions to refine your symptom profile.
Approach to the Critical Patient
Initial stabilization and monitoring
Time-critical priorities
▶
Hemodynamic and respiratory targets
▶
SpO2 94-98%
If SpO2 <90% or respiratory distress, supplemental oxygen
Monitoring and access
▶
Cardiac monitor
Defibrillator pads if ongoing ischemia or instability
IV access x2
If shock or vasoactive infusions, arterial line
Immediate ECG pathway
▶
12-lead ECG within 10 minutes
Repeat ECG for recurrent pain or clinical change
Serial ECGs at 15-30 minute intervals if high suspicion
Early contraindication screen
▶
Recent phosphodiesterase-5 inhibitor use
Suspected aortic dissection features
Active bleeding or major bleeding risk
Team activation triggers
▶
Persistent or recurrent ischemic pain despite initial therapy
Dynamic ST depression or transient ST elevation
Hemodynamic instability
Ventricular arrhythmia
Heart failure or pulmonary edema
Working diagnosis and immediate decision points
Unstable angina definition framework
▶
Ischemic symptoms at rest or minimal exertion
▶
New onset severe angina
Crescendo pattern
No persistent ST elevation on ECG
▶
ST depression or T wave inversion possible
Normal ECG possible early
Cardiac troponin not above assay 99th percentile on serial testing
▶
If troponin rises above 99th percentile, NSTEMI pathway
High early risk of MI without treatment
▶
Treat as NSTE-ACS until proven otherwise
History
Symptom characterization and timeline
Chest pain phenotype
▶
Pressure, tightness, squeezing
Radiation
▶
Arm
Jaw
Back
Associated symptoms
▶
Diaphoresis
Dyspnea
Nausea or vomiting
Syncope or presyncope
Temporal profile
▶
Onset time
Duration of episodes
Rest pain
Increasing frequency or severity
Response to nitroglycerin
▶
Partial relief
No relief does not exclude ACS
Risk factors and prior cardiac history
Atherosclerotic risk
▶
Diabetes
Hypertension
Dyslipidemia
Tobacco
Chronic kidney disease
Family history premature CAD
Known CAD
▶
Prior MI
Prior PCI
Prior CABG
Prior stress test results
Current medications and adherence
▶
Antiplatelets
Anticoagulants
Beta blockers
Statins
Nitrates
Bleeding risk elements
▶
Prior intracranial hemorrhage
Recent major bleed
Recent surgery
Anemia history
Alternative diagnosis cues
▶
Pleuritic pain
Positional pain
Fever or viral prodrome
Leg swelling or hemoptysis
Tearing back pain
Physical Exam
Cardiovascular and pulmonary
Hemodynamic status
▶
Blood pressure in both arms if concern for dissection
Heart rate and rhythm
Signs of shock
▶
Cool clammy skin
Altered mentation
Oliguria
Cardiac exam
▶
New murmur
▶
Mitral regurgitation
Aortic regurgitation
S3 gallop
Jugular venous pressure
Pulmonary exam
▶
Rales
Wheeze
Increased work of breathing
Perfusion findings
▶
Peripheral edema
Cyanosis
High-risk findings and PITFALLS
High-risk exam features
▶
Pulmonary edema
Hypotension
New hypoxia
Ventricular arrhythmia
Pitfalls
▶
Normal exam does not exclude UA
Elderly and diabetic atypical symptoms
Women more often non-chest-pain presentations
Differential Diagnosis
Life-threatening causes of chest pain
Immediate threats
▶
Acute coronary syndrome
▶
Unstable angina (ICD-10 I20.0)
NSTEMI (ICD-10 I21.4)
STEMI (ICD-10 I21.3)
Aortic dissection (ICD-10 I71.0)
Pulmonary embolism (ICD-10 I26.99)
Tension pneumothorax (ICD-10 J93.0)
Pericardial tamponade (ICD-10 I31.4)
Esophageal rupture (ICD-10 K22.3)
Mimics and alternative diagnoses
Non-ACS cardiac
▶
Pericarditis (ICD-10 I30.9)
Myocarditis (ICD-10 I40.9)
Hypertrophic cardiomyopathy (ICD-10 I42.2)
Tachyarrhythmia-related demand ischemia
Pulmonary
▶
Pneumonia (ICD-10 J18.9)
Asthma or COPD exacerbation (ICD-10 J45.901, J44.1)
GI and chest wall
▶
GERD or esophagitis (ICD-10 K21.9)
Biliary colic (ICD-10 K80.20)
Costochondritis (ICD-10 M94.0)
Psychiatric and functional
▶
Panic disorder (ICD-10 F41.0)
Laboratory Tests
Cardiac biomarkers
Troponin strategy
▶
High-sensitivity troponin
▶
0 hour value
Repeat at 1-3 hours per assay pathway
Repeat at 3-6 hours if ongoing concern
If rise and or fall with at least one value above 99th percentile, MI pathway
Interpretation pitfalls
▶
Chronic elevation in CKD
Myocarditis and PE as alternative causes
Baseline labs and risk stratification
Safety labs
▶
Complete blood count
▶
Hemoglobin baseline before antithrombotics
Platelet count before P2Y12 or anticoagulation
Electrolytes and renal function
▶
Sodium mmol/L
Potassium mmol/L
Creatinine and eGFR
Magnesium mmol/L
Liver enzymes if statin initiation concerns
Coagulation
▶
INR
▶
If on warfarin or liver disease
aPTT baseline
▶
If UFH planned
Metabolic and secondary prevention
▶
HbA1c
Lipid profile
Optional tests by phenotype
▶
BNP or NT-proBNP for heart failure phenotype
D-dimer if PE pathway and low risk
Pregnancy test in pregnancy-capable patients
Diagnostic Tests
Scoring Systems
Risk stratification tools
▶
HEART score
▶
History category
ECG category
Age category
Risk factors category
Troponin category
TIMI risk score for UA or NSTEMI
▶
Age 65 years or older
At least 3 CAD risk factors
Known CAD stenosis 50% or more
Aspirin use in prior 7 days
At least 2 angina episodes in 24 hours
ST deviation 0.5 mm or more
Elevated cardiac biomarkers
GRACE score
▶
Age
Heart rate
Systolic blood pressure
Creatinine
Killip class
Cardiac arrest at presentation
ST segment deviation
Cardiac biomarkers
Tool use principles
▶
Risk tool supports but does not replace clinical judgment
Dynamic ECG changes or refractory symptoms override low score
MRI
Cardiac MRI roles
▶
Diagnostic clarification
▶
Myocarditis pattern
Takotsubo pattern
Microvascular disease signals
Stress perfusion MRI
▶
Functional ischemia evaluation when available
Practical limitations
▶
Access and timing constraints in ED
Device and implant contraindications
CT
CT strategies in chest pain workup
▶
Coronary CT angiography
▶
Low to intermediate risk acute chest pain with nondiagnostic ECG and negative serial troponins
Anatomic CAD evaluation and plaque burden
Contraindications and limits
▶
Significant renal dysfunction
Iodinated contrast allergy
Very high coronary calcium limiting accuracy
CT aorta
▶
Dissection phenotype features
Pulse deficit or new AR murmur
Neuro deficits with chest pain
Ultrasound
POCUS applications
▶
Cardiac views
▶
Pericardial effusion and tamponade physiology
Gross LV systolic function
Regional wall motion abnormality support
Lung ultrasound
▶
B lines for pulmonary edema
Pneumothorax signs
DVT ultrasound
▶
Proximal DVT support for PE pathway
Limitations
▶
Normal POCUS does not exclude UA
RWMA sensitivity operator and window dependent
Disposition
Level of care and consultation
Admission framework
▶
Unstable angina working diagnosis
▶
Telemetry admission
Cardiology consultation
High-risk features
▶
ICU or step-down consideration
Ongoing ischemic symptoms
Hemodynamic instability
Ventricular arrhythmia
Heart failure or pulmonary edema
Invasive strategy triggers
▶
Early angiography and possible PCI
▶
Recurrent ischemia despite medical therapy
Dynamic ST depression
High risk scores or high clinical concern
Discharge rare for true UA
▶
If UA excluded and low risk chest pain pathway met
▶
Outpatient testing plan within 72 hours where system allows
Rapid follow-up arranged
Treatment
Anti-ischemic and symptom control
Oxygen and monitoring
▶
Oxygen therapy
▶
If SpO2 <90% or respiratory distress, initiate oxygen
Avoid routine oxygen if normoxic
Analgesia strategy
▶
Acetaminophen
▶
650-1000 mg PO or PR q6h
Maximum 4000 mg per 24 hours
Opioid use
▶
Morphine IV 2-4 mg
▶
Titrate 2 mg every 5-15 minutes to pain control
Hypotension and respiratory depression monitoring
Avoid routine morphine if possible
▶
Potential interaction with P2Y12 absorption
NSAIDs avoidance
▶
Increased cardiovascular risk in ACS context
Nitrates
▶
Nitroglycerin SL
▶
Initiate 0.4 mg SL
▶
Repeat every 5 minutes up to 3 doses
Hold if SBP <90 mmHg or 30 mmHg drop from baseline
Contraindications
▶
Phosphodiesterase-5 inhibitor use
▶
Sildenafil or vardenafil within 24 hours
Tadalafil within 48 hours
Suspected right ventricular infarct
Severe aortic stenosis
Nitroglycerin IV
▶
Initiate 5-10 micrograms per minute
▶
Titrate by 5-10 micrograms per minute every 3-5 minutes
Target symptom relief and blood pressure tolerance
Headache and hypotension monitoring
Beta blocker
▶
Metoprolol
▶
If ongoing ischemia and no contraindications, initiate 25-50 mg PO q6-12h
▶
Target heart rate 50-60 beats per minute
Hold for bradycardia or hypotension
If severe hypertension or refractory ischemia, IV option
▶
5 mg IV q5 minutes up to 15 mg
Transition to oral dosing when stable
Contraindications
▶
Acute decompensated heart failure
Cardiogenic shock risk
Severe asthma with active bronchospasm
High-grade AV block without pacing
Antithrombotic therapy
Antiplatelet therapy
▶
Aspirin
▶
Initiate loading
▶
162-325 mg chew once
If true allergy, avoid and use P2Y12 alone
Maintenance
▶
81 mg PO daily
GI protection if high bleeding risk
P2Y12 inhibitor
▶
Ticagrelor
▶
Initiate loading
▶
180 mg PO once
If history intracranial hemorrhage, avoid
Maintenance
▶
90 mg PO twice daily
Dyspnea and bradyarrhythmia monitoring
Clopidogrel
▶
Initiate loading
▶
600 mg PO once
If high bleeding risk, consider 300 mg per local protocol
Maintenance
▶
75 mg PO daily
CYP2C19 interaction awareness
Prasugrel
▶
Use considerations
▶
For PCI strategy with known coronary anatomy
Avoid if prior stroke or TIA
Initiate loading
▶
60 mg PO once
If age 75 years or older, generally avoid
Maintenance
▶
10 mg PO daily
If weight <60 kg, 5 mg PO daily
DAPT duration planning
▶
Default 12 months in ACS unless bleeding risk predominates
Shorter duration consideration if high bleeding risk
Anticoagulation for NSTE-ACS strategy
▶
Unfractionated heparin
▶
Initiate bolus
▶
60 units per kg IV
Maximum bolus 4000 units
Initiate infusion
▶
12 units per kg per hour
Maximum initial rate 1000 units per hour
Titration and monitoring
▶
aPTT target per local protocol
Platelet monitoring for HIT
Enoxaparin
▶
Initiate dosing
▶
1 mg per kg SC q12h
If eGFR <30 mL/min, 1 mg per kg SC q24h
Transition cautions
▶
Avoid switching anticoagulants when possible
Anti-Xa monitoring rarely required
Fondaparinux
▶
Initiate dosing
▶
2.5 mg SC daily
Avoid if eGFR <30 mL/min
PCI caution
▶
If PCI performed, add UFH due to catheter thrombosis risk
Bivalirudin
▶
PCI setting
▶
Per cath lab protocol dosing
Bleeding reduction strategy in selected patients
Disease-modifying and secondary prevention initiation
High-intensity statin
▶
Atorvastatin
▶
Initiate 80 mg PO daily
▶
Baseline liver enzymes if concern
Myopathy symptom monitoring
Rosuvastatin
▶
Initiate 20-40 mg PO daily
▶
Renal dosing considerations
Drug interaction review
ACE inhibitor or ARB
▶
Early start considerations
▶
Hypertension
Diabetes
Reduced LVEF
Contraindications
▶
Pregnancy
Hyperkalemia
Acute kidney injury
Smoking cessation support
▶
Nicotine replacement option
▶
Patch dosing per baseline use
Short-acting nicotine for cravings
What not to do
Fibrinolysis
▶
Not indicated without STEMI criteria
Harm risk with misdiagnosis such as dissection
Routine GP IIb/IIIa inhibitor
▶
Reserved for select high thrombus burden or bailout PCI scenarios
Bleeding risk review
Special Populations
Pregnancy
Pregnancy considerations
▶
Diagnosis and risk
▶
ACS in pregnancy rare but higher maternal risk
Preeclampsia and SCAD considerations
Medication safety
▶
Aspirin low dose generally acceptable when indicated
Heparin preferred anticoagulation
▶
UFH or LMWH use
Avoid warfarin in pregnancy
Statins generally avoided in pregnancy
Imaging considerations
▶
ECG and troponin interpretation still applicable
Radiation minimization strategies for CT
Consultation triggers
▶
Obstetrics and cardiology early co-management
Geriatric
Older adult considerations
▶
Presentation
▶
Dyspnea, weakness, confusion instead of chest pain
Higher baseline troponin prevalence
Treatment balance
▶
Higher bleeding risk with DAPT and anticoagulation
Renal dosing for LMWH and contrast studies
Disposition
▶
Lower threshold for admission
Early goals-of-care discussion in frail patients
Pediatrics
Pediatric considerations
▶
Epidemiology
▶
True unstable angina extremely rare
Alternative diagnoses
▶
Myocarditis
Anomalous coronary artery
Hypertrophic cardiomyopathy
Management pathway
▶
Pediatric cardiology consultation
Weight-based medication dosing if ACS-like scenario
Background
Epidemiology
Disease frequency and trends
▶
Unstable angina as part of NSTE-ACS spectrum
▶
Decreasing proportion in era of high-sensitivity troponin
Many prior UA now classified as NSTEMI with hs-troponin
Major risk contributors
▶
Atherosclerotic disease burden
Smoking and diabetes prevalence effects
Pathophysiology
Mechanisms
▶
Plaque disruption and non-occlusive thrombosis
▶
Subtotal coronary obstruction
Intermittent platelet-rich thrombus
Supply-demand mismatch contributions
▶
Tachycardia
Severe hypertension
Anemia or hypoxemia
ECG changes without necrosis
▶
Subendocardial ischemia patterns
Troponin negative on serial testing
Therapeutic Considerations
Treatment rationale
▶
Antiplatelet therapy reduces thrombus propagation
▶
Aspirin foundational in ACS
P2Y12 inhibitor adds event reduction in ACS
Anticoagulation reduces recurrent ischemic events in NSTE-ACS
▶
UFH or LMWH standard options
Fondaparinux bleeding benefit with PCI UFH add-on
Early invasive strategy benefits in higher-risk NSTE-ACS
▶
Symptom control and ischemia reduction
Risk-stratified selection
Patient Discharge Instructions
copy discharge instructions
Copy
Discharge instructions
▶
Diagnosis status
▶
Unstable angina ruled out or alternative diagnosis established
If UA remains suspected, discharge not appropriate
Medications
▶
Continue aspirin if prescribed
Continue P2Y12 inhibitor if prescribed
Avoid NSAIDs unless directed
Activity
▶
Avoid strenuous exertion until cleared
Follow-up
▶
Primary care or cardiology within 72 hours if arranged
Stress testing or CT coronary angiography plan if arranged
Return to ED now
▶
Chest pain at rest or worsening pattern
New dyspnea
Syncope
Palpitations with dizziness
New weakness or neurologic symptoms
References
Clinical guidelines and evidence sources
Guideline sources
▶
2025 ACC AHA ACEP NAEMSP SCAI Guideline for the Management of Patients With Acute Coronary Syndromes
▶
https://www.ahajournals.org/doi/10.1161/CIR.0000000000001309
https://pubmed.ncbi.nlm.nih.gov/40014670/
2023 ESC Guidelines for the management of acute coronary syndromes
▶
https://www.escardio.org/Guidelines/Clinical-Practice-Guidelines/Acute-Coronary-Syndromes-ACS-Guidelines
https://pubmed.ncbi.nlm.nih.gov/37622654/
2021 AHA ACC Chest Pain Guideline
▶
https://www.ahajournals.org/doi/10.1161/CIR.0000000000001029
https://www.jacc.org/pb-assets/documents/guidelines/chest-pain/guidelines-made-simple-chest-pain-1635445148113.pdf
2016 ACC AHA Focused Update on Duration of Dual Antiplatelet Therapy
▶
https://www.ahajournals.org/doi/10.1161/cir.0000000000000404
SymptomDx is an educational tool for medical professionals. It does not replace clinical judgment. Verify all clinical data and drug dosages with authoritative sources.
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Management Protocols
Unstable angina