Teaching Cases - American Society of Hematology


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Teaching Cases

Lymphocytosis - Bernard Greenberg, MD
University of Connecticut Health Center, Farmington, CT

I. History	II. Physical Exam	III. Laboratory Data	IV. Differential Diagnosis
V. Pathophysiology	VI. Prognosis/Clinical Course	VII. Teaching Points	VIII. Bibliography

I. HISTORY

PATIENT PRESENTATION

A 69-year-old Caucasian man is scheduled to have a routine herniorrhaphy. However, this is cancelled because of an abnormal blood count obtained preoperatively.

White blood cell count is 75,000 with 90% mature lymphocytes and 10% neutrophils.
Hemoglobin is 15.4 gms%
Hematocrit 47%
Platelet count 244,000

Because of the abnormal blood count the patient is referred to you.

What symptoms or history might be helpful in making the diagnosis? Consider each of the following and click on the information you believe will be most helpful for making a diagnosis.

	Abnormal Bleeding or Easy Bruising
	Abdominal Discomfort
	Alcohol Intake
	Early Satiety
	Family & Social History
	Fatigue or Shortness of Breath
	Fever/Nightsweats
	HIV Risk Factors
	Immunizations
	Medications
	Occupation
	Polyarthralgias or Polyarthritis
	Previous CBCs
	Recent Infections
	Travel History
	Unusual Recent Weight Loss (>10% over the past 6 months)

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