21 January 2025
: Case report 
Resistant Renovascular Hypertension in Youth: Fibromuscular Dysplasia or Takayasu Arteritis?
Unusual clinical course, Challenging differential diagnosis, Educational Purpose (only if useful for a systematic review or synthesis)
Aneta Michalczewska
1ABDEF, Jakub Pytlos 1ABDEF*, Jarosław Żyłkowski 2ABDE, Remigiusz Krysiak 3ABDE, Piotr Skrzypczyk 4ABDEF
DOI: 10.12659/AJCR.945673
Am J Case Rep 2025; 26:e945673
Table 2. Differential diagnosis of RAS in our patient.
| Other possible causes of RAS | Exclusion criteria |
|---|---|
| Inflammatory syndromes (eg, Takayasu arteritis, Kawasaki disease) | No increased inflammatory parameters |
| Neurofibromatosis type 1 (NF1) | Does not meet the diagnostic criteria for NF1 |
| Tuberous sclerosis complex (TSC) | Does not meet the International Tuberous Sclerosis ComplexDiagnostic Criteria |
| Other syndromic diseases (eg, Williams, Turner, Loeys-Dietz) | Absence of the characteristic phenotype |
| Arterial sclerosis | No abnormalities in the lipid profile |
| Mid-aortic syndrome | No aortic involvement |
| Localized tissue damage (eg, trauma, radiation) | Absence of a suggestive medical history |
| Post-thrombolytic (eg, catheter-related thromboembolic disease) | Absence of a suggestive medical history |
| Thrombotic disorders | No elevated D-dimer in multiple blood tests |