SEXUAL JURISPRUDENCE AND TRACE EVIDENCE
Terminology

- Sterility (M/F):
- Inability to beget children.
- Fecundation ab extra:
- Conception in a female without penile penetration.
Bite marks
Steps in the bite marks:
- Complete description of injury as seen
- Take a picture in the plane of the bite while keeping the scale measuring below the mark
- 2 swab technique for collecting saliva
- With vinyl polysiloxane, prepare the cast.
Hymen & Terminologies Related to Pregnancy
Hymen

- Glaister Keen
- Used for examination of hymen
- Medicolegally imp variant of hymen
- Fimbriate hymen
- Mistaken for tear
- Most common type
- Semilunar hymen
Hymen tear

- Site of hymenal tear
- Posterolateral: Penile penetration.
- Anterior: Digital/Foreign body.
Intact hymen
- Intact even after intercourse:
- False virgin:
- Too elastic/loose/thick.
- Female child:
- Deep seated.
Terminologies Related to Pregnancy
- Phantom/Spurious pregnancy/Pseudocyesis:
- Female believes she’s pregnant.
- Presentation:
- Amenorrhea (D/t hormonal imbalance).
- Abdominal distension (D/t fat).
- Morning sickness.
- No confirmatory signs.
- On USG:
- No fetal parts/heart sound.
- Empty uterus.
- Superfecundation vs. Superfetation:
- Superfecundation:
- Fertilisation of 2 ova.
- Ovulatory cycle: Same.
- Acts of coitus: 2.
- Superfetation (Rare):
- 2 ova.
- Ovulatory cycle: Different.
- Acts of coitus: 2.

- Supposititious
- Fictitious/Substituted/Forged child:
- Female may feign pregnancy & claim some other child as her own.
- Atavism:
- Child resembling grand parents.
- Posthumous:
- Child born after the death of father.
- Lochia:
- Sign of recent delivery.
- Lochia rubra → Lochia serosa → Lochia alba.
Infant Death
- Under 103 BNS: Amounts to murder.
- Killing of:
- Neonate (<24 hr): Neonaticide.
- Infant (<1 yr): Infanticide.
- Fetus: Foeticide.
- Fetus by parents: Filicide.
SIGNS OF A BABY BORN DEAD
External Signs
- Rigor mortis ??
- Macerated.
- Mummification.
Maceration
- Aseptic autolysis.
- Skin reddening/slippage (Earliest sign: 12 hrs).
- Sweetish disagreeable odour.
Radiological Signs
- Ball’s sign:
- Hyperflexion of spine.
- Spalding Sign:
- Overlapping of fetal skull bones.

- Robert sign:
- Earliest sign.
- Intracardiac gas.
- Gas shadow in great vessels (Aorta, heart: 12 hrs).
Postmortem Examination
Test | Method | Not Respired | Respired | Mnemonic |
Diaphragm | Check level | 3rd–4th rib | 6th–7th rib | ㅤ |
Foder’s test | Lung weight measured | 30 g | 60 g | Full weight forders |
Plocquet’s test | Lung weight / Baby weight ratio | 1 : 70 | 1 : 35 | ploquet Proportional weight Plouqet |
Wreden’s test | Middle ear content checked | Gelatinous tissue | Air | Wreden → Weber → Middle ear |
Breslau’s second life test | Stomach is perforated in water | No air bubble | Air bubble | 1st life → lung → float 2nd life → stomach → air bubble (+) |
Raygat’s / Hydrostatic test/ Breslau’s first life test | Lung cut into pieces and put in water Checking → Residual air | Sink | Floats | Ro (Raygat) chyetho → first life (breslau first life) vanno → put in water (hydro) |
ã…¤ | Specific gravity measured (Residual air) | 1 : 1040 | 1 : 940 | ã…¤ |

- Autopsy:
- Abdomen opened first then thorax.
Live Born Baby
- Cry of baby
- Inside Vagina
- Vagitus vaginalis
- Uterus
- Vagitus Uternus
Sexual Offenses
Rape
- 63 BNS: Definition of rape.

- 64 BNS: Punishment of rape, 10 yrs imprisonment.
- 72 BNS: Punishment for disclosure of identity of victim
- Mnemonic: 63 yr old guy raped → got punished at 64 years
Definition:
- Penetration of penis to Vagina, urethra, anus or mouth.
- Insertion of object/body part to Vagina, urethra or anus.
- Manipulates any body part of woman to cause penetration to Vagina, urethra, anus or part of body.
- Application of mouth to or makes her to do so to Vagina, urethra, anus of a woman.
- i. Against her will.
- ii. Without her consent.
- iii. Consent obtained due to fear of death or hurt.
- iv. Consent due to misrepresentation of facts/fraud/impersonation.
- v. Consent due to unsoundness of mind or intoxication/stupefying substance.
- vi. Age <18 y.
- vii. When she is unable to communicate consent.
- Statutory rape:
- Victim age <18 yr (Minimum age of consent).
In-camera trial
- Closed court room proceedings for rape cases.
- Under 366 (2) BNSS.
- 365 days watching → 366
Medical Examination
Accused:
- Section 52 BNSS.
- Consent Not needed
- Absence of smegma on corona glandis
- S/o intercourse in last 24 hrs
- Lugol’s iodine test:
- Detects vaginal epithelial cells.
- Swab from penis shaft is exposed to iodine paper:
- Brown color.
- Test positive upto 4 days.
- Brown (color) Lengthy (Lugols iodine) Dick Itto (Iodine) enn nokkanam
Victim:
- Section 184 BNSS.
- Mnemonic:
- 52 year old accused
- 18 year old girl → For consent (184)
- Consent: Mandatory.
- <18 yrs:
- Only by female medical practitioner in the presence of guardian/parent.
- Vaginal swab → to look for the presence of spermatozoa
- Up to 96 hours (4 days).
- Evidence is considerably diminished after 72 hours
Content from vagina | Time period |
Motile sperms | 12 hrs |
Sperms/ Spermatozoa | 72 hrs |
Semen | 96 hrs |
- After 96 hours,
- evidence from objects like clothing can be gathered.
- Preservation of samples:
- Sperm: Upto 3 days.
- Semen: Upto 4 days.
- Tests:
- Toluidine blue test:
- Recent microinjuries.
- NOT SPERM
- Mnemonic: Toluidine → tola nokkan
- Motile sperm (6-12hr): Recent rape.
Unnatural Sexual Offenses
- Not punishable under BNS now.
- Incest:
- Sex b/w family members, not punishable in India if consensual b/w adults.
- Oedipus complex: Mother & son.
- Electra complex: Father & daughter.
- Pharoan complex: Brother & sister.
- Lesbianism/Tribadism/Sapphism:
- B/w females.
- Passive partner: Femme.
- Active partner: Dyke.
- Sodomy/Greek love/Buggery:
- Penile anal sex.
- If an adult male with:
- Child (Catamite): pedarasty.
- Elderly: Gerontophilia.
- Buccal coitus/Oral sex/Sin of Gomorrah:
- Oral stimulation of:
- Penis: Fellatio.
- Vagina: Cunnilingus.
- Bestiality:
- Intercourse with lower animals.
Lateral Buttock Traction Test
- Assesses habituation to anal intercourse.
- Method: Thumb on each buttock cheek → gentle lateral traction.
- Not habituated: Reflex anal sphincter constriction.
- Habituated: Sphincter relaxation.
Protection of Children from Sexual Offences (POCSO) Act
- Child and welfare committees
Sexual Perversions
- Sexual gratification without intercourse.
Paraphilia Mode of sexual gratification

- Sadism/Algolagnia:
- By inflicting pain/physical cruelty.
- Mnemonic: Alolagnia → Laathi vach adi
- Masochism/Passive algolagnia:
- By receiving painful stimulus from opposite partner.
- Mnemonic: Maso → Me; Chis → Critisism (Pain) → Me pain
- Lust murder:
- By killing victim.
- Bondage:
- Sadist + Masochist.
- Eonism
- Cross-dressing with desire to adopt opposite gender role
- Mnemonic: Transgenders are eons ahead
- Transvestism
- Cross-dressing linked to sexual arousal
- Considered a paraphilia (Transvestic Disorder) in DSM
- Mnemonic: Trans (opp gender) Vest (dress)
- Exhibitionism:
- Recurrent, intense, sexual urge to expose ones genital to an unsuspecting stranger.
- Punishable under 296 BNS:
- Streaking: Publicly runs nude.
- Mooning: Shows gluteal region.
- Flashing: Suddenly undressing & exposing private parts.
- Voyeurism/Scotophilia:
- Watching private acts of unsuspecting female (Peeping tom).
- Punishable under 77 BNS.
- Mnemonic: a sea voyager looking through scope and holding scotch bottle → standing on a ship with two sails looking like "7" → cartoon

- Fetichism:
- With inanimate objects/non-living things.
- Mnemonic: Feet fetish
- Frotteurism:
- Rubbing genitalia against non-consenting person in public.
- Punishable under 75 BNS.
- Mnemonic: Frotteurism = friction
- Scatalogia:
- Talking obscenity.
- Mnemonic: Scatalogia = Chatalogia
- Klismaphilia:
- Taking enema.
- Urophilia/Undinism:
- Sight/smell/thought of urine.
- Mnemonic: Undi
- Coprophilia:
- Sight/smell/thought of feces.
- Ecouterism:
- Listening to sounds a/w sexual intercourse
- Necrophilia:
- Intercourse with dead body.
- Punishable under 301 BNS.
- Rape - Punish → 63 → Rape dead body 301
- Necrophagia:
- Eating dead body.

MTP (Amendment) Act 2021
Indications
- < 20 weeks → all indications
- > 20 - 24 weeks → except social
- > 24 weeks → Eugenic and therapeutic
- Eugenic: Fetal abnormalities.
- Therapeautic: Maternal disease.
- Social: Failure of contraception.
- Humanitarian: Rape/Incest.

Qualifications to do MTP
- For doing MTP till 12 weeks:
- RMP who has assisted in 25 MTPs
- (At least 5 should be as primary surgeon).
- For doing MTP between 12-20 weeks:
- RMP with 6 months of house job in Obs gynae
- or RMP with 1 year of experience in any hospital with all facilities.
- Diploma/Degree/DNB in Obs and gynae.
- RMP: Registered medical practitioner.
MTP Amendment 2022
- MTP can be done till:Â
- 24 weeks.
- In case of contraceptive failure:Â
- MTP done till 20 weeks only.
- In severe congenital anomalies of fetus:Â
- No upper limitÂ
- If medical board permits
- Medical board:Â
- Gynaecologist, Radiologist & Paediatrician and
- such other number of members as may be notified in the official gazette by the state gov or the union teritary as the case may be
Consent for MTP
- Female’s consent is needed for MTP.
- Min age >18 yrs.
- <18 yrs/Mentally ill: Consent of guardian.
- No need for spouse consent.
- Age proof: Not needed.
- Marriage certificate: Not needed.
- FIR report of rape: Not needed.
- All records of MTP should be maintained for 5 years.
- To be forwarded monthly to district CMO.
- Strictly confidential: Violation punishable.
Criminal abortion/Unlawful abortion/Voluntary miscarriage
- 88 [P]: With consent of female.

- 89 [P]: Without consent of female.

- 90 [P]: With/without consent, resulted in death of female.

Evidence Collection
Test for Blood Stains



Violent sweat
Elder Fecus
- Christmas tree stain
- Mnemonic:
- Blue Benze and Pink Pen on Castle
- Lumen (Luminol spray) → Light → UV
- Take (Takayama) a Pink feather () and Color (hemochromogen) it → Teach (Teichman) Him (Haemin) about Brown Crystals () → Make him absorb (absorbtion → reliable)
- Precipitate (Precipitin) the DNA (DNA analysis)
After confirmatory test, to identify species/Origin of sample :
- Precipitin test (more specific)
- Samples
- Hair
- Semen
- Blood
- DNA analysis
- Benzidine test, Phenolphthalein test; Kastle Mayer Test; Teichman test, takayamas test, Absorption spectrometry
Tests for Seminal Stains
- Blue light or UV-light is used to visualize semen,
- due to the presence of molecules which fluoresces
- such as flavin and choline-conjugated proteins.
- Mnemonic:
- Barber - Came with sperm (Spermine) in his hand → pricked (Use Picric acid) with needle (Needle shaped crystals)
- Florine (Fluorence) chlorine iodine (Phosphoryl choline iodide) bromine (Brown Rhomboid crystals)


- Lugol’s iodine test:
- Detects vaginal epithelial cells.
- Swab from penis shaft is exposed to iodine paper:
- Brown color.
- Test positive upto 4 days.
- Brown (color) Lengthy (Lugols iodine) Dick Itto (Iodine) enn nokkanam
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