Brain abscess in cyanotic hea disease is commonly antibody is a surrogate marker of one of the following:: (A) Cerebellar hemisphere, (B) Thalamus, (C) Frontal lobe, (D) Parietal lobe
Answer is C. Brain abscess resulting from cyanotic hea disease tend to embolize to the distribution of middle cerebral aery. Localization of brain abscesses: Localization Mean frequency Frontal lobe 37% Temporal lobe 24% Parietal lobe 22% Occipital lobe 10% Cerebellum 7% Sella 1% Basal ganglia 1% So frontal lobe is the single best answer of choice. Ref: Infections of The Central Nervous System By W. Michael Scheld, Richard J Whitley, Christina M Marra, Page 486; The 5-Minute Pediatric Consult By M. William Schwaz, Page 186.