Chemically Modified Anti-D Reacted Negatively in a Patient with a Warm-Reacting

question 20

Multiple Choice

Chemically modified anti-D reacted negatively in a patient with a warm-reacting autoantibody. A Du test was performed using monospecific IgG, which was positive in Coombs' phase. A fetal screen (rosette test) was also performed on this patient and showed no rosettes when viewed microscopically. Based on these results, what is the correct Rh type of this patient?

• A) Rh-positive
• B) Rh-negative
• C) Rh-unknown
• D) Du-positive

---

Definitions:

Noncompetitive Products

Products that do not directly compete against each other in the marketplace, often serving different needs or market segments.

Orphan Prospect Club

This refers to a program or strategy in sales where potential clients who have been neglected or inadequately serviced by a salesperson are reassigned or given attention, aiming to convert them into active customers.

Teleprospecting

The practice of making telephone calls to potential customers to identify prospects, generate leads, and qualify sales opportunities.

Telecommunication Technology

The hardware and software technologies used to transmit information over distances through electronic means, including telephone, radio, and internet.