Although the differential diagnosis for acute focal and multifocal consolidation can be approximated with the traditional mantra of “blood, water, pus”, consider this more nuanced differential diagnosis that isn’t too much more tougher to remember.

• Some of the case images in this talk appear courtesy of Ahmed El-Sherief, MD

• Suggested CaseStacks.com cases:

• https://www.casestacks.com/chest/chest-ct/trauma/case-2/

• https://www.casestacks.com/chest/chest-ct/trauma/case-3/

• https://www.casestacks.com/chest/chest-ct/nontraumatic/case-1/

• https://www.casestacks.com/chest/chest-ct/nontraumatic/case-2/

• https://www.casestacks.com/chest/chest-ct/nontraumatic/case-15/

• https://www.casestacks.com/chest/chest-ct/nontraumatic/case-16/

• https://www.casestacks.com/chest/chest-ct/practice/case-3/

• https://www.casestacks.com/chest/chest-ct/practice/case-11/

• https://www.casestacks.com/chest/chest-ct/practice/case-18/

• https://www.casestacks.com/chest/chest-ct/practice/case-28/

• https://www.casestacks.com/chest/chest-ct/practice/case-32/

• https://www.casestacks.com/chest/chest-ct/practice/case-40/

• https://www.casestacks.com/chest/radiographs/lung/classic-case6/

• https://www.casestacks.com/chest/radiographs/lung/classic-case7/

• https://www.casestacks.com/chest/radiographs/lung/classic-case8/

• https://www.casestacks.com/chest/radiographs/lung/classic-case9/

• https://www.casestacks.com/chest/radiographs/lung/classic-case10/

• https://www.casestacks.com/chest/radiographs/lung/classic-case15/

• https://www.casestacks.com/chest/radiographs/practice-cases/case7/

• https://www.casestacks.com/chest/radiographs/practice-cases/case15/

• https://www.casestacks.com/chest/radiographs/practice-cases/case31/

• https://www.casestacks.com/chest/radiographs/practice-cases/case38/