Clin Tox Lec 1P Flashcards
Deep blue skin color
Asphyxiants and aniline
Bright red or cherry red skin color
Opium and cardiac poisons
Deep kyanosis
Opium and cardiac poisons
Rigor mortis
Strychnine,
Early appearance of sign of decomposition
Hydrogen sulfide gas
Due to m/o: fungi, bacteria
Detectable smell
Colatile poisons, opium, HCN, KCN, NaCN
Hemorrhagic spots under the skin
Phosphorous
Ulceration on the lips
Corrosive poisons (SA, SB)
Stain near the hand and mouth
Nitric acid and copper sulfate
White froth from mouth/nose
Opium and its alkaloids
Bloody froth from mouth/nose
Organophosphorous cmpds
Alopecia, hyperpigmentation, hyperkeratosis
Arsenic poisoning over a long period
Staining, erosion and ulceration near female genitalia
Abortifacient agents and torturing agents
Bite marks/injection marks
Injection of poisons (snake bites, etc)
Signs of irritant/ corrosive poisoning of GIT
1) hyperemia
2) softening
3) ulceratio
4) perforation
Corrosion, ulceration, and desquamation pf inner aspect of lips, mucus membrane of mouth and tongue
Corrosive agents
Soft, swollen, translucent, bleached tongue, and mucus membrane of mouth
Corrosive alkali (decolorize internal organ)
Hardening of mucus membrane
Due to dehydration
Yellowish discoloration
Nitric acid
Bluish discoloration
Copper sulfate
Carbonization and charring
Back discoloration
Conc. Sulfuric acid
Chalky appearance and consistency of teeth
Sulfuric acid
Swollen, gum, loose teeth, foetid smell
Acute mercuric chloride
Chronic phorphorous
Blue lining of the gum
Chronic lead poisoning
Corrosion, irritation, desquamation and hemorrhage in the inner wall of the eaopgagus
Corrosive agents and irritants
Gardening and whitish descoloration
Carbolic acid poisoning
Discoloration and staining of inner aspects of the mouth
Colored poison
Esophagial stricture
Sulfuric acid ingestion
Thickening and softening of the wall pf stomach
Corrosive and irritant poisons
Hard wall of stomach
Carbolic Acid
Hard & leathery wall
Formaldehyde
Hyperemia, hemorrhaged desquamation, of mucus membrane,
Irritant poisoning
Laceration and sloughing
Corrosive poison
Perfortion
Sulfuric and nitric acid
Yellowish discoloration of mucus membrane
Nitric acid
Bluish discoloration of mucus membrane
Nitric acid
Slaty gray skin discoloration of mucus membrane
Mercuric chloride
Blood stomach content
Corrosive and irritant
Yellowish content of stomach
Nitric acid
Bluish stomach content
Copper sulfate
Luminous in dark stomach content
Phosphorous
Enumerate causes of detectable smell
Alcohol Kerosene Chloroform organphosphorous compounds, chlorinated hydrocarbons Opium, cyanogen, formaldehyde, phosphorous
Large intestines
Ulcerations (in case of HGCl3)
- bacillary dysentery
- ascending and transverse colon
Liver
-degenerative changes
Phosphorous, CCl4, chloroform, tetrachloroethylene
*type&extent of dose, duration of exposure, and physical condition of pt.
Kidneys
- Swollen, reddish, soft and sometimes, greasy in touch with hemorrhage in calyces
- cases of mercury, oxalic acid, carbolic acid, phosphorous, cantharides, viper snake venom
- oxalic acid: white pwd of oxalate crystals present in tubules and calyces
Urinary bladder
- hemorrhage
- viper snake bite & cantharide poisoning
Larynx & trachea
- hyperemic, Inflamed, froth in lumen
- opium, organophosphate poisoning
Chest cavity
- smell of volatile subs
- opium, cyanogen
Lungs
- voluminous, congested, presence of tadieu’s spots
- asphyxiant
- cut section, blood stained frothy-fluid
- asphyxiant and opium
Heart
Subendocardial hemorrhagic spots
-As, P, mercuric chloride
Brain
Congestion & edema