Section 67.105

14 CFR Ch. I (1-1-19 Edition)

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each eye separately, with or without
corrective lenses.
(c) Ability to perceive those colors
necessary for the safe performance of
airman duties.
(d) Normal fields of vision.
(e) No acute or chronic pathological
condition of either eye or adnexa that
interferes with the proper function of
an eye, that may reasonably be expected to progress to that degree, or
that may reasonably be expected to be
aggravated by flying.
(f) Bifoveal fixation and vergencephoria relationship sufficient to prevent a break in fusion under conditions
that may reasonably be expected to
occur in performing airman duties.
Tests for the factors named in this
paragraph are not required except for
persons found to have more than 1
prism diopter of hyperphoria, 6 prism
diopters of esophoria, or 6 prism
diopters of exophoria. If any of these
values are exceeded, the Federal Air
Surgeon may require the person to be
examined by a qualified eye specialist
to determine if there is bifoveal fixation and an adequate vergence-phoria
relationship. However, if otherwise eligible, the person is issued a medical
certificate pending the results of the
examination.
Section 67.105 Ear, nose, throat, and equilibrium.
Ear, nose, throat, and equilibrium
standards for a first-class airman medical certificate are:
(a) The person shall demonstrate acceptable hearing by at least one of the
following tests:
(1) Demonstrate an ability to hear an
average conversational voice in a quiet
room, using both ears, at a distance of
6 feet from the examiner, with the back
turned to the examiner.
(2) Demonstrate an acceptable understanding of speech as determined by
audiometric
speech
discrimination
testing to a score of at least 70 percent
obtained in one ear or in a sound field
environment.
(3) Provide acceptable results of pure
tone audiometric testing of unaided
hearing acuity according to the following table of worst acceptable
thresholds, using the calibration standards of the American National Stand-

ards Institute, 1969 (11 West 42d Street,
New York, NY 10036):
500 1000 2000 3000
Hz
Hz
Hz
Hz

Frequency (Hz)
Better ear (Db) .................................
Poorer ear (Db) ...............................

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(b) No disease or condition of the
middle or internal ear, nose, oral cavity, pharynx, or larynx that - 
(1) Interferes with, or is aggravated
by, flying or may reasonably be expected to do so; or
(2) Interferes with, or may reasonably be expected to interfere with,
clear and effective speech communication.
(c) No disease or condition manifested by, or that may reasonably be
expected to be manifested by, vertigo
or a disturbance of equilibrium.
Section 67.107 Mental.
Mental standards for a first-class airman medical certificate are:
(a) No established medical history or
clinical diagnosis of any of the following:
(1) A personality disorder that is severe enough to have repeatedly manifested itself by overt acts.
(2) A psychosis. As used in this section,  - psychosis -  refers to a mental
disorder in which:
(i) The individual has manifested delusions, hallucinations, grossly bizarre
or disorganized behavior, or other commonly accepted symptoms of this condition; or
(ii) The individual may reasonably be
expected to manifest delusions, hallucinations, grossly bizarre or disorganized behavior, or other commonly accepted symptoms of this condition.
(3) A bipolar disorder.
(4) Substance dependence, except
where there is established clinical evidence, satisfactory to the Federal Air
Surgeon, of recovery, including sustained total abstinence from the substance(s) for not less than the preceding 2 years. As used in this section - 
(i)  - Substance -  includes: Alcohol;
other
sedatives
and
hypnotics;
anxiolytics; opioids; central nervous
system stimulants such as cocaine, amphetamines, and similarly acting
sympathomimetics;
hallucinogens;

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