The Case Narrative is meant to provide a clear, coherent clinical summary of a patient case, detailing when the event started, how it progressed, and the factors that may have contributed. In a CSR, this narrative weaves together the individual’s demographics, medical history, concomitant medications, lab and diagnostic results, the sequence of events, treatments given, and the final outcome into a readable clinical story. This helps safety reviewers understand the full context of the adverse event, assess potential causality, and judge how the event fits into the overall safety signal. The other options don’t fit because they serve different purposes: a statistical analysis plan describes how data will be analyzed, not the patient’s clinical story; a summary of the overall safety dataset across cases covers data at a high level rather than a detailed narrative of one case; and describing the manufacturing process relates to production, not the clinical course of a patient’s adverse event.

Literature screening in pharmacovigilance is the systematic process of scanning medical literature to identify new safety signals and to confirm or refute existing signals. It adds value by capturing adverse event information that may not appear in routine reporting, including rare or long-term effects and signals in specific patient groups. By evaluating reports from case reports, case series, observational studies, and systematic reviews, reviewers can corroborate signals found in spontaneous reports and provide context on incidence, severity, and risk factors. This evidence informs regulatory decisions, risk minimization, and labeling updates, and it complements other data sources. It’s distinct from randomized trials in new populations, which are primary research studies, and from supply chain activities like auditing contracts or managing distribution channels, SAMPLEwhich are not about detecting or assessing safety signals.

Security screening should occur at the points where international travel begins and ends. Performing the check before departure on an international leg and again after arriving from an international destination ensures passengers, crew, and baggage are screened twice across borders—before you go and after you come back—so any prohibited items or security issues can be caught and handled properly. The other options are too narrow or irrelevant: checking only on the first flight of the day doesn’t cover international segments, maintenance or charter-specific scenarios don’t establish the standard international-security flow, while the full pre-departure and post-arrival procedure covers all international operations.

ATOG stands for Assumed Takeoff Gross Weight. The key idea is that performance data on charts are calculated for a specific, assumed weight rather than the aircraft’s legal maximum or its actual momentary weight. This assumed weight is used to determine required runway length, takeoff speeds, and engine-out performance so you can plan safely under standard conditions. It isn’t the certification maximum (that’s MTOW), nor the current weight at takeoff, nor a limit related to landing gear clearance. The description that ATOG is the weight used for performance calculations best captures its purpose.