Forensic medicine Archives « Page 2 of 3

Types of drowning

Types of drowning are: Wet drowning Dry drowning Secondary drowning / post immersion syndrome / near drowning Immersion syndrome / hydrocution / submersion inhibition

Biochemistry

Carboxyhemoglobin

Carboxyhemoglobin is the product formed by the combination of carbon monoxide and hemoglobin. It is produced in red cells when a person inhales carbon monoxide. It does not

Forensic medicine

Blister – Antemortem vs Postmortem

Antemortem blisters are mostly produced during burns. Features of antemortem blisters: surrounded by an area of hyperemeia floor is reddened with swelling of papillae Postmortem blisters (blisters of

Forensic medicine

Blister

Localised swelling of the skin containing a pocket of fluid collected in the upper layers of the skin. Blisters can be produced by burns. Post mortem blisters are

Forensic medicine

Age of abrasions

Fresh – bright red 12-24hrs – Bright scab (by drying of blood and lymph) 2-3 days – reddish brown scab 4-7 days – brownish black scab >7 days

Forensic medicine

Abrasion

It is a wound with damage to the skin (epidermis and dermis) mostly involving upper layers of epidermis. It is of various types – Scratch Graze Pressure abrasion

Forensic medicine

Napalm

It refers to the flammable liquids used in warfare, especially jellied gasoline. It can be used for producing incediary bombs.

Forensic medicine

Domestic gas explosions

Gas which is leaked may explode in air at concentrations of 5-15%. The ignition may be due to candles or sparks. This produces a momentary fire and nearby

Forensic medicine

Directional effects of bomb explosion

The position of the injured person relative to the bomb can be estimated by assessing the pattern of injuries on the person. explosion at ground level – injures

Category: Forensic medicine