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gastrointestinal

Cystoisospora belli (HIV - CD4 <200)

ICD-10 Code
A07.3_1

Cystoisospora belli (HIV - CD4 <200) - Clinical guidelines.

Clinical Presentation & Protocol

Patient Usually Complains Of

Patient presents with chronic, non-bloody, watery diarrhea, abdominal cramping, and significant weight loss. History significant for HIV with recent CD4 count <200 cells/ยตL. Symptoms are persistent, associated with nausea, anorexia, and occasional low-grade fever. No recent travel history or known sick contacts reported.

Clinical Examination Findings

General: Patient appears cachectic and chronically ill. Vitals: Tachycardic, afebrile. Abdomen: Soft, non-distended, hyperactive bowel sounds, diffuse mild tenderness on deep palpation, no rebound or guarding. Skin: Signs of dehydration (dry mucous membranes, decreased skin turgor). Neurological: Alert and oriented x3, no focal deficits.

Treatment Protocol

Initiate Trimethoprim-Sulfamethoxazole (TMP-SMX) 160/800 mg orally twice daily for 10 days, followed by secondary prophylaxis (TMP-SMX 160/800 mg daily) until CD4 count >200 cells/ยตL for at least 6 months. Ensure adequate hydration and electrolyte replacement. Monitor for drug-related adverse effects and skin rashes. Initiate or optimize Antiretroviral Therapy (ART) as per current HIV guidelines.

Detailed clinical guide coming soon.