Periapical abscess precipitating diabetic ketoacidosis and reversible sepsis-induced cardiomyopathy: a case report - Scorecard - DentalSpire

Diabetic Ketoacidosis and Reversible Sepsis-Induced Cardiomyopathy Triggered by a Periapical Abscess: A Case Study

  • By

  • Jixia Jin

  • Lian Liao

  • Yinhang Ren

  • Guiyun Li

  • Yuyang Qiu

  • July 15, 2026

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Clinical Scorecard: Diabetic Ketoacidosis and Reversible Sepsis-Induced Cardiomyopathy Triggered by a Periapical Abscess: A Case Study

At a Glance

CategoryDetail
ConditionDiabetic Ketoacidosis (DKA)
Key MechanismsSepsis-induced cardiomyopathy (SICM) due to odontogenic infection
Target PopulationPatients with poorly controlled diabetes mellitus
Care SettingEmergency department and inpatient care

Key Highlights

  • Odontogenic infections can precipitate severe DKA and sepsis.
  • The patient exhibited severe metabolic acidosis and SICM.
  • Early multidisciplinary management led to rapid clinical improvement.
  • Complete recovery of cardiac function was observed by day 14.
  • Thorough oral examination is critical in evaluating DKA and sepsis.

Guideline-Based Recommendations

Diagnosis

  • Confirm DKA with laboratory findings: hyperglycemia, ketonemia, and metabolic acidosis.
  • Assess for sepsis using leukopenia and elevated procalcitonin levels.

Management

  • Implement sepsis bundle including early empiric antibiotics and aggressive fluid resuscitation.
  • Administer intravenous insulin for DKA management.

Monitoring & Follow-up

  • Monitor metabolic acidosis resolution through serial arterial blood gases.
  • Evaluate cardiac function with echocardiography.

Risks

  • Patients with diabetes are at increased risk for severe infections and sepsis.
  • Poor oral hygiene and uncontrolled diabetes are significant predisposing factors.

Patient & Prescribing Data

57-year-old female with poorly controlled type 2 diabetes

Early use of amoxicillin-clavulanate and tinidazole was effective.

Clinical Best Practices

  • Conduct thorough physical examinations, including oral cavity inspection.
  • Recognize the bidirectional relationship between diabetes and infections.
  • Implement multidisciplinary approaches for managing DKA and sepsis.

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