Approach to the Critical Patient

Immediate stabilization

Airway and breathing priorities

Circulation and resuscitation

Critical decision branch

DKA severity classification on arrival

Potassium check before insulin

Monitoring and escalation

Monitoring bundle

Escalation triggers

History

Presenting symptoms

Core DKA symptoms

Precipitant history

Insulin adherence

Intercurrent illness

Medications

Diabetes and background history

Diabetes type and duration

Substance use and social history

Physical Exam

Vital signs

Stability assessment

General and HEENT

General appearance

HEENT findings

Cardiovascular and respiratory

Cardiovascular exam

Respiratory exam

Abdominal and neurological

Abdominal exam

Neurological exam

PITFALLS

Missed euglycemic DKA

Abdominal pain misattribution

Differential Diagnosis

Life-threatening alternatives

Metabolic emergencies

Cardiovascular precipitants

Ketoacidosis mimics

Alcoholic ketoacidosis

Starvation ketosis

Other high anion gap acidoses

Abdominal mimics

Surgical abdomen mimics

Laboratory Tests

Essential diagnostic labs

Glucose and ketone confirmation

Acid-base and electrolytes

Potassium monitoring

Serial potassium

Infection and precipitant workup

Infection screening

Cardiac and organ function

Diagnostic Tests

Scoring Systems

DKA severity classification

DKA Mortality Prediction Model

Calculated serum osmolality

MRI

MRI brain indications

MRI limitations in acute DKA

CT

CT head indications

CT abdomen and pelvis

CT chest

Ultrasound

Cardiac POCUS

Abdominal ultrasound

ECG as essential diagnostic

Disposition

ICU admission

Severe DKA requiring ICU

General ward admission

Moderate DKA

Consultation triggers

Discharge criteria

DKA resolution criteria

Mild DKA discharge potential

Treatment

Fluid resuscitation

Initial fluid strategy

Fluid choice rationale

Insulin therapy

IV regular insulin for moderate to severe DKA

Subcutaneous insulin for mild DKA

Early subcutaneous basal insulin

Potassium replacement

Potassium protocol

Potassium monitoring frequency

Bicarbonate and phosphate

Bicarbonate use

Phosphate replacement

Transition and DKA resolution

Resolution criteria

Subcutaneous insulin transition

Special Populations

Pregnancy

Pregnancy-specific DKA considerations

Treatment modifications in pregnancy

Obstetric consultation

Geriatric

Older adult DKA features

Treatment modifications in geriatric patients

Infection precipitant workup

Pediatrics

Pediatric DKA features

Fluid management in children

Insulin dosing in children

Background

Epidemiology

Incidence and prevalence

Mortality and morbidity

Healthcare burden

Pathophysiology

Core mechanism

Fluid and electrolyte losses

Euglycemic DKA mechanism

Therapeutic Considerations

Insulin strategy evidence

Monitoring targets during treatment

Prevention strategies

Patient Discharge Instructions

copy discharge instructions

Diabetes ketoacidosis home care instructions

Your insulin routine

Warning signs to return to the emergency department

Preventing another DKA episode

References

Guidelines and key sources

Primary clinical guidelines

Key clinical studies

DKA management evidence

Coding and classification

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