Fig. 7.1 Pediatric glioblastoma exhibiting pseudopalisading necrosis. Hematoxylin and eosin staining of a Grade IV GBM (40× magnification). Arrows point to pseudopalisading necrosis Anaplastic astrocytomas differ from anaplastic oligodendrogliomas by…
Histology N % of all tumors Median age Rate (95 % CI) Glioblastoma 49,088 15.8 64 3.19 (3.16–3.22) Anaplastic astrocytoma 5,374 1.7 54 0.36 (0.35–0.37) Anaplastic oligodendroglioma 1,687 0.5 49…
Fig. 14.1 (a, b) H&E, (c) ERG, (d) Inhibin, (e) Carbomic anhydrase and (f) Azocarmine. (a) H&E stain shows a highly vascular neoplasm. The tumor is composed of vascular cells…
Fig. 2.1 Properties of stem cells. Stem cells have the ability to self-renew and differentiate to a mature cell through an intermediate progenitor. The ability to give rise to cells…
Fig. 5.1 Molecular subgroups of posterior fossa ependymoma, as described by Witt et al., Wani et al., and Johnson et al. Group A, Group 1, and clusters G, H, and…
Definition 1,5-Anhydroglucitol (1,5-AG), sometimes known as GlycoMark, is a monosaccharide that shows a structural similarity to glucose. Its main source in humans is dietary ingestion, particularly meats and cereals. In…
Definition and Use Smears of patient specimens are stained and examined for the presence of mycobacteria. They may provide early evidence of TB or other mycobacterial diseases. Certain dyes bind…
RED BLOOD CELL DISORDERS ANEMIAS Definition Anemia is a reduction in Hb leading to decrease in oxygen supply to peripheral tissues. Normal hemoglobin (Hb) range is established by population studies,…
DISEASE STATES ASSOCIATED WITH ABDOMINAL PAIN (ACUTE AND CHRONIC) Definition Acute abdomen is defined as an episode of severe abdominal pain that lasts several hours or longer and requires medical…
RESPIRATORY DISORDERS Respiratory diseases include diseases of the lung, pleural cavity, bronchial tubes, trachea, and upper respiratory tract and diseases of the nerves and muscles of breathing. These conditions range…
