Approach to the Critical Patient

Immediate priorities

Time-critical surgical emergency recognition

ABC and resuscitation priorities

Key early branching

Monitoring and targets

Hemodynamic monitoring bundle

Resuscitation targets

Immediate consults

Consultation triggers

History

Presentation pattern

Classic triad

Pain characteristics

Risk factors

Established AAA risk factors

Vascular and family history

Aneurysm-specific rupture predictors

Important clues and pitfalls

Atypical and missed presentations

Catastrophic mimics to exclude

Physical Exam

Vitals and general

Hemodynamic snapshot

General appearance

Abdominal and vascular exam

Abdominal findings

Peripheral vascular exam

Specific rupture signs

PITFALLS

Examination limitations

Differential Diagnosis

Life-threatening diagnoses

Vascular catastrophes

Intra-abdominal hemorrhage

Common mimics

Genitourinary mimics

Gastrointestinal mimics

Musculoskeletal and other

Laboratory Tests

Core labs

Hemorrhage and resuscitation panel

Metabolic and organ function

Point-of-care and adjunct labs

Bedside testing

Confounder exclusion labs

Diagnostic Tests

Scoring Systems

Risk and prognostic tools

Limitations

MRI

MRI and MRA role

CT

CT angiography of aorta

Guidance and cautions

Ultrasound

Bedside aortic ultrasound

FAST and adjunct sonography

Disposition

Level of care

Emergent operative pathway

Transfer criteria

Goals of care

Prognosis-based decisions

Treatment

Resuscitation and hemodynamic control

Permissive hypotension

Massive transfusion

Pain and pressure adjuncts

Analgesia

Heart rate and pressure control if dissection coexists

Definitive repair

Endovascular aneurysm repair

Open surgical repair

Postoperative and complication management

Abdominal compartment syndrome

Multisystem support

Special Populations

Pregnancy

Pregnancy considerations

Geriatric

Older adult features

Pediatrics

Pediatric considerations

Background

Epidemiology

Incidence and burden

Risk distribution

Pathophysiology

Aneurysm formation

Rupture mechanics

Therapeutic Considerations

Resuscitation strategy principles

Repair strategy principles

Prevention and surveillance

Patient Discharge Instructions

copy discharge instructions

Postoperative recovery guidance

Warning signs to return to ER

Risk-factor management

Surveillance for patients with known aneurysm

References

Guidelines and key sources

Guideline sources

Evidence summaries

Coding standards

SymptomDx is an educational tool for medical professionals. It does not replace clinical judgment. Verify all clinical data and drug dosages with authoritative sources.