Use the Case Study to write an individual Case Study Summary following the differential diagnostic process listed below.
Differential Diagnostic Process
Step 1: Rule Out Malingering and Factitious Disorder
Step 2: Rule Out Substance Etiology
Step 3: Rule Out Disorder Due to a General Medical Condition
Step 4: Determine the Specific Primary Disorder
Step 5: Differentiate Adjustment Disorders from Other Specified or Unspecified Categories
Step 6: Establish Areas of Functioning Impacted by the Disorder(s)
Step 7: Identify Associated V or Z Codes
In the Case Study Summary, please address these questions:
What are the primary symptoms and the most important diagnostic aspects of the case?
What diagnoses were considered and ruled out? Utilize appropriate F Codes.
What diagnosis has been assigned? Provide evidence of diagnostic criteria, specifiers, and areas of functioning impacted. Utilize appropriate F Codes.
What Z-codes apply to the case? Identify one (1) or two (2) V or Z Codes.
Are there cultural considerations or ethical concerns that impacted your differential diagnosis? Explain these factors and how they impacted your clinical decision making.
Identify information that is missing that would have made it easier to arrive at an appropriate diagnosis.
What assessment or measurement tools would you utilize as part of the diagnostic process?  Identify one (1) measurement tool and explain why you chose it.  Support this clinical decision with evidence from at least one (1) peer reviewed journal article. 
Include APA citations and references for all sources.