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Scrub typhus mimicking deep neck infection.

Chen-Chi Tsai¹, Dung-Hung Chiang, Ruay-Wang Duh

¹Department of Medicine, Section of Infectious Disease, Buddhist Dalin Tzu Chi General Hospital and Tzu Chi University, Chiayi, Taiwan. antibody_1@msn.com

Internal Medicine (Tokyo, Japan)

|November 19, 2008

Summary

Scrub typhus, a serious Asian disease, can mimic deep neck infections. Early eschar identification is crucial for timely diagnosis and effective tetracycline treatment, preventing severe complications.

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Area of Science:

Infectious Diseases
Internal Medicine
Clinical Case Reports

Background:

Scrub typhus is a significant public health concern in Asia, potentially leading to severe outcomes if untreated.
The clinical presentation of scrub typhus can be variable and may overlap with other conditions, complicating diagnosis.

Observation:

A patient presented with fever and cervical lymphadenopathy, initially managed as a deep neck infection.
Despite empirical antibiotic treatment (ceftriaxone and metronidazole), the patient developed respiratory and renal failure.
A subsequent thorough examination revealed a characteristic eschar on the scalp.

Findings:

The patient was diagnosed with scrub typhus based on the presence of an eschar and clinical symptoms.
Prompt administration of tetracycline antibiotics led to successful treatment and recovery.
This case highlights the diagnostic challenges posed by scrub typhus mimicking other infections.

Implications:

Physicians should maintain a high index of suspicion for scrub typhus in endemic areas, especially with atypical presentations.
Recognizing the eschar is critical for early and accurate diagnosis, enabling appropriate treatment with tetracyclines.
Timely diagnosis and treatment of scrub typhus can prevent life-threatening complications such as organ failure.