Functional Requirements

The following are the functional capabilities required for the AHD module within the ART POC system.

1. User Management

• Create and manage user accounts.
• Assign roles and permissions (e.g. ART Provider, Clerk, Administrator).

2. Client Registration

• Capture patient demographics:
  • Name, birth date, gender, region, village, phone number, etc.
• Generate unique patient identifier and barcode.

3. AHD Screening Workflow

• Trigger AHD screening based on:
  • Vitals (e.g., fever ≥39°C, HR ≥120 BPM)
  • CD4 count < 200
  • WHO stage 3/4
  • Reported symptoms
• Prompt for TB/CrAg screening, KS symptoms, and drug prescriptions.

4. OI Screening & Lab Orders

• Enter and order tests:
  • CD4
  • TB (LAM, microscopy, culture)
  • CrAg (Serum and CSF)
• Capture results and link to patient record.

5. Summary & Follow-up

• Provide AHD summary with test results.
• Support next appointment booking based on assessment outcome.