Several helpful guides to diagnosis have been written by researchers and ex=
perienced
clinicians, including an article by Charles Lapp and books by Charles Sheph=
erd and by
David Bell. See the references under question 2.036 on treatments.

Drs. Buchwald and Komaroff did a study which surveyed the most common sympt=
oms
found in those meeting the 1988 CDC criteria. [Komaroff AL, Buchwald D.
Symptoms and signs of chronic fatigue syndrome. Rev Infect Dis 1991;13(Supp=
l
1):S8-11.] They found the following frequencies:


Symptom/sign Frequency (%)

fatigue100
low-grade fever60 - 95
myalgias  20 - 95
sleep disorder 15 - 90
impaired cognition  50 - 85
depression70 - 85
headache  35 - 85
pharyngitis    50 - 75
anxiety   50 - 70
muscle weakness40 - 70
Postexertional malaise   50 - 60
worsening of premenstrual50 - 60
  symptoms
stiffness 50 - 60
visual blurring50 - 60
nocturia  50 - 60
nausea    50 - 60
dizziness 30 - 50
arthralgias    40 - 50
tachychardia   40 - 50
dry eyes  30 - 40
dry mouth 30 - 40
diarrhea  30 - 40
anorexia  30 - 40
cough30 - 40
digital swelling    30 - 40
night sweats   30 - 40
painful lymph nodes 30 - 40
rash 30 - 40

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