A44.0
Systemic bartonellosis
Clinical Classification Guidelines
Inclusion Terms
- Oroya fever
Medical Intelligence & Overview
Systemic Bartonellosis, also known as Oroya fever, is a serious infectious disease caused by bacteria in the Bartonella genus. It primarily affects the blood and can cause severe symptoms if not diagnosed and treated promptly. This condition is more prevalent in certain regions with endemic Bartonella infections, especially among impoverished populations with limited access to healthcare. The disease's hallmark is the rapid onset of fever accompanied by hematological symptoms. Recognizing the signs and understanding the causes and treatment options are vital for effective management.
Causes & Symptoms
Clinical Causes: Infection with Bartonella bacteria, most commonly Bartonella bacilliformis Transmission through bites of infected sandflies (vector-borne transmission) Blood transfusions or contact with infected blood or bodily fluids (less common) Possible occupational exposure in endemic areas, such as farming or outdoor activities
Key Symptoms: High fever occurring suddenly Severe anemia leading to pallor and fatigue Darkening of the skin (palmar and conjunctival petechiae) Headaches and muscle aches Swelling of the lymph nodes Mucous membrane bleeding and conjunctivitis Weight loss and malaise In some cases, skin ulcers or lesions
Diagnostic & Treatment
Diagnosis Path: Blood smears to identify the presence of Bartonella bacilliformis Complete blood count (CBC) showing anemia and other hematological changes Serological tests to detect antibodies against Bartonella Polymerase chain reaction (PCR) testing for rapid and specific detection Additional imaging or tests if related complications are suspected
Treatment Protocols: Administering oral or intravenous antibiotics such as chloramphenicol, quinolones, or macrolides Blood transfusions in severe cases of anemia Monitoring and correcting fluid and electrolyte imbalances Managing any secondary infections or complications Long-term follow-up to detect potential relapses or sequelae
Clinical Advice & FAQs
Billing Guidance
Is A44.0 a billable ICD-10 code?
Yes, A44.0 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report A44.0?
Clinical documentation must specify the nature of Systemic bartonellosis and any associated comorbidities for accurate reporting.
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