It is unknown whether new daily persistent headache (NDPH) is a single disorder or heterogenous group of disorders, and whether it is a unique disorder from chronic migraine and chronic tension-type headache.
New daily persistent headache (NDPH) is a rare but debilitating primary headache disorder that poses a significant burden on individuals and society. Despite its clinical importance, the underlying pathophysiological mechanisms of NDPH remain unclear.
To compare clinical features in youth with continuous headache with migraine, persistent post-traumatic headache (PPTH), and new daily persistent headache (NDPH) to determine if they are similar, contrary to their distinction in the International Classification of...
Patients with NDPH may have abnormal activation of the visual system. Abnormal visual activation may occur mainly in higher frequency band of the classical band. No sex differences in brain activity were found in patients with NDPH.
Nutcracker phenomenon (NCP) can cause various congestion syndromes secondary to the superior mesenteric artery (SMA) compressing the left renal vein (LRV) resulting in venous reflux.
Regarding clinical presentation, long COVID headache can manifest with a clinical picture similar to that of the new daily persistent headache, classified as NDPH in the ICHD-3, because of its prominent temporal relationship and resistance to treatment.