1) TIA – Left Carotid Territory – dysarthria, paresis or paralysis of the right extremities or face or both, blindness of left eye, loss of vision in the right field of vision, paresthesiae of the right extremities OR face, aphasia, typical TIA clinical picture as mentioned below
2) TIA – RightCarotidTerritory – paresis/paralysis left extremities, loss of vision of the right eye, rarely the left field of vision, paresthesiae of the left upper/lower limbs, typical TIA clinical picture as mentioned below
3) TIA – VertegrobasialrTerritory – paresis/paresthesiae of any 1 or more of any combination of limbs, paresthesiae of any 1 or more of any combination of limbs, blindness in 1 or both visual fields, imbalance, vertigo, diplopia, dysphagia, dysarthria, typical TIA clinical picture as mentioned below
4) TIAs – symptoms and signs typically rapid onset, climax within minutes, last less than 1 hr, range from ½ - 24 hrs, abrupt onset, loss of function/neurological deficit attributable to a single vascular territory, most recover within 1 hr, by definition within 24 hrs, repeated episodes within an attack is extremely rare except in amuarosis fugax, common patterns are listed below Ix – FBC (polycythemia, thrombocytosis, thrmbocytopenia), PT, aPTT, INR (hypercoagulable states, prelude to antocoagulation), ESR (vasculitis), Blood glucose, Urea and Creatinine levels, CT scanning (exclude SDH, tumors, ICH) Tx – management of ht, diabetes, hyperlipidemias, advice against smoking, AF or any cardiac disaes, aspirin (50-350 mg/day), clopidogrel if aspirin not tolerated