Table 2.

Physician practices for the diagnostic assessment of a patient suspected of TAK

History and physical exam	Always performed (%)	Laboratory investigations	Always performed (%)
Systemic features	98	Complete blood count	100
Hypertension	98	Liver enzymes	96
Claudication	91	Renal function test	98
Vessel tenderness	72	Urinalysis	89
Pulses	98	C-reactive protein	98
Vascular bruits	89	Erythrocyte sedimentation rate	76
Bilateral blood pressure	89	Antinuclear antibodies	60
Arthritis/arthralgia/myalgia	81	Rheumatoid factor	47
Rash/ulcers	64	Antineutrophilic cytoplasmic antibodies	62
Raynauld’s phenomenon	68	Hepatitis serologies	69
Headache	72	Investigations for tuberculosis	36
Focal neurologic signs	74	VDRL for syphilis	40
Neuropathy	53	Human immunodeficiency virus	29
Dizziness/vertigo/syncope	62	Blood cultures	9
Cognitive decline	30
Visual disturbance	70	Imaging investigations
Inflammatory eye disease	45	Chest X-ray	73
Ocular exam	17	Echocardiography	67
Abdominal pain/tenderness	64	Magnetic resonance angiography	40
Chest pain	78	Computed tomography angiography	24
Dyspnea	78	Large vessel ultrasonography	11
Hemoptysis	55	Positron emission tomography	7
Heart failure	57	Conventional arteriography	2
Cardiac murmur	72	Other	16

Abbreviations: TAK, Takayasu arteritis; VDRL, venereal disease research laboratory.