The central ray for the PA/AP oblique projections for the c-spine is directed to:
C5 and MCP
C5 and MSP
C5 and midway between the MSP and lateral margin
the C3 and midway between MSP and lateral margin
C5 and midway between the MSP and lateral margin
Rationale: The CR for the AP/PA oblique projections of the c-spine is directed to the level of C5 and between the margins of the MSP and the lateral margin on the upside of the patient.
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