Although the imaging appearance of dermoid tumors is characteristic, several other intracranial lesions must be considered in the differential diagnosis, such as epidermoids, teratomas, lipomas, craniopharyngiomas, and occasionally arachnoid
It took almost two years to get to the bottom of things and realise that even though I had an arachnoid
cyst it was insignificant and something I may have been born with.
CT scan abnormalities Abnormality Frequency (N) Arachnoid
cyst 2 Cerebral atrophy (generalised) 1 Left temporal lobe infarction 1 Calcified granuloma 1 Multiple calcified densities bilaterally 1 Temporal lobe atrophy 1
It is hypothesized that these dural-based tumors actually arise from the arachnoid
layer (Burger & Scheithauer, 2007; Hancq, Salmon, Brotchi, & Al, 2004).
You'll find characters such as the massive Empress of Racnoss - a giant arachnoid
from deep within space and Davros the wizened scientist who turned his own race into Daleks, plus many more of the Doctor's enemies along with information about the characters and the roles they played.
cyst 3x2 cm in diameter and not showing any mass effect was diagnosed in the right temporal lobe.
Clinically asymptomatic glutaric aciduria type I in a 4 5/12-year-old girl with bilateral temporal arachnoid
2 mm, arachnoid
, appressed, pale brown; veins simple or 1-forked, slightly immersed on both sides, ending in small hydathodes; fertile fronds similar to the sterile ones, but pinnae narrower, 3-5 mm wide; sori limited to the central part of the pinnae, i.
Normal pressure hydrocephalus (NPH) usually occurs in people with a history of arachnoid
insult in which infection or bleeding affects the ability to absorb spinal fluid.
Prostaglandin D synthase (R-trace) in human arachnoid
and meningioma cells: roles as a cell marker or in cerebrospinal fluid absorption, tumorigenesis, and calcification process.
1) The pathophysiologic mechanism of this phenomenon can be explained by the obliteration of the arachnoid
villi by blood clots and by the development of adhesive arachnoiditis in response to irritative blood degradation products.
Preganglionic injuries refer to dural and arachnoid
lesions proximal to the neurons in the spinal ganglion.