Loading....
Coupon Accepted Successfully!

Forensic Medicine

Open Flashcards

Injuries

Question
105 out of 118
 

Stellate wound is seen in: (AIPG 2010)



A Contact wound
B From close range

C within 2 meters range
D Long range

Ans. D
Long range.

In wounds from revolvers and automatic pistols, when the range of a firearm weapon is more than 90 cms, it is categorized as “Distant shot” or “long range”.

Wounds from shotguns

Wounds from revolvers/ pistols

Entrance wound

Smoke, blackening, soot, fouling

Upto 30 cms

Upto 30 cms

Flame, singeing, burning

Upto 45 cms

Upto 8 cms

Unburnt particles, tattooing

60-90 cms

Upto 60-90 cms

Card

Upto 2 m

-

Wad

Upto 2-6 m

-

Contact wound

Singeing due to escape of gases by the side of muzzle

+

+

Burning

+

-

Blackening

+

-

Tattooing

+ inside the wound

-

Imprint of muzzle with tight contact

+

-

Corona

-

+ zone of soot around wound separated by clear skin

Linear tears radiating from edges

+

-

Size

Larger, severe disruption

Not so explosive/eruptive in nature

Back spatter

-

+

Wounds on skull

Crazy-paving #, multiple fissured fracture of base of skull, roof of orbit

Clean-cut hole through bone

Colour

Cherry-red

Pinkish

Close range wound

Upto 1 m (range of tattooing)

Upto 8 cm (range of flame)

Extensive wound

Wound not so extensive

Blackening more wider than powder tattooing

Singeing +

Singeing within 45 cm, clubbed, rounded bulges at hair ends

Less blackening, burning, Tattooing

Tattooing more extensive

Cherry-red due to CO upto 30-45 cm, not beyond

Pinkish

Card & wad in wound

Abrasion collar +

Grease collar/ dirt collar +

Wounds from near range

Between 1-3 m

Upto 60 cm (within range of powder deposition, but beyond range of flame)

1-2 m

Rat-hole wound b/w 1-2 m, as shot mass enters en-masse

No burning, singeing

Margins-abraded

No laceration

> 2 m

Spread of shots beyond 2 m

Round hole with inverted margins

Main wound surrounded by satellite holes from pellets

Blackening, tattooing +, Unburnt powder grains (microcontusions)

Wad in depth of wound or below wound

Abrasion collar +

> 3 m

Central hole surrounded by separate openings in an area of 8-10 cm in dia

Grease collar +

No abrasion collar

No grease collar

Wounds from Distant range

>= 4 m

>= 1 m.

Individual pellets enter separately in an area of 10-15 cm dia, each producing its own track

Wound smaller than missile, stellate shaped

Cavitation- minimal/ absent

No burning, blackening, tattooing

Contusion- rare

Inner grease collar +

Spread is double from unchoked barrel

Outer abrasion collar +

No grease, abrasion collar

Exit Wounds

Shotgun pellets do not exit from the body except-

1) contact wounds

2) tangential wounds

3) thin part of body

4) wounds by large caliber buckshot or rifled slugs

Similar as produced by revolver or pistol with no characteristic of any except that due to pistol have greater penetrability as compared to a revolver (due to a higher missile velocity of bullet from a pistol)

Injuries Flashcard List

118 flashcards
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
15)
16)
17)
18)
19)
20)
21)
22)
23)
24)
25)
26)
27)
28)
29)
30)
31)
32)
33)
34)
35)
36)
37)
38)
39)
40)
41)
42)
43)
44)
45)
46)
47)
48)
49)
50)
51)
52)
53)
54)
55)
56)
57)
58)
59)
60)
61)
62)
63)
64)
65)
66)
67)
68)
69)
70)
71)
72)
73)
74)
75)
76)
77)
78)
79)
80)
81)
82)
83)
84)
85)
86)
87)
88)
89)
90)
91)
92)
93)
94)
95)
96)
97)
98)
99)
100)
101)
102)
103)
104)
105)
106)
107)
108)
109)
110)
111)
112)
113)
114)
115)
116)
117)
118)