Forensic Short Note B21๐ง๐ปโ๐ฆฏ๐:- Q1:-predisposing factors for digitalis toxicity:- A1:- 1-Patient factor: (old age, myocardial infarction, core pulmonale, renal failure.) 2-Electrolyte abnormalities: ( hypo and hyperkalemia, hypomagnesemia, hyper and hypocalcemia.) 3-Drug interaction: (diuretics, antibiotics, quinidine , reserpine.) Q2:-morphine aggravates bile by: A2:- 1- Constriction of sphincter of Oddi. 2- Increased biliary tract pressure. 3-Decreased biliary secretion. Q3:-DDx of Rigor Mortis:- A3:- 1- Cold stiffness 2- Heat stiffness 3- Cadaveric spasm Q4:-sure sign of drowning:- A4:- 1-The presence of foam at the mouth and nostrils. 2- Cadaveric spasm Aquatic objects e.g. weeds, sand, gravel may be held in the hands or feet. 3- The stomach may contain fluid that shows the same composition as that of the submerging medium. 4- The larynx may be congested. 5- The pleurae reveal subpleural hemorrhages. 6- The lungs (emphysema aquosurn). Q5:-Medicolegal circumstances for virginity examination: A5:- 1-In cases of suspected virginity in newly married female. 2-In cases of alleged rape: for compensation or marriage. 3-In cases of suspected impotence: if there is intact hymen after marriage the female may ask to be divorced. 4-In cases of imperforated hymen: This may simulate pregnancy. Q6:-mention the Extrapyramidal manifest: A6:- 1-Parkinsonian syndrome 2-Dyslonia 3-Akathisia 4-Tardive dyskinesia
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