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ENDOMETRIAL DATING
Dr TAMIL NILA
POST GRADUATE
NORMAL MENSTRUAL PHASES
NAME OF THE PHASE AVERAGE DURATION RANGE
MENSES 5 DAYS 1 – 7 DAYS
PROLIFERATIVE PHASE 10 DAYS 9 – 20 DAYS
SECRETORY PHASE 14 DAYS 14 DAYS (CONSTANT)
MORPHOLOGICAL
DATE
CHRONOLOGICAL
DATE
VS
GLAND STROMAL RATIO (UNDER 10X)
1:1 MORE GLANDS MORE STROMA
NORMAL CYCLING
ENDOMETRIUM
LATE SECRETORY ENDOMETRIA DECIDUA
DYSFUNCTIONAL UTERINE
BLEEDING
MENSTRUATION ATROPHY
INFERTILITY ENDOMETRIAL HYPERPLASIA
CARCINOMAS
MONOPHASIC SPINDLE CELL
PROLIFERATIONS
- SMOOTH MUSCLE
NEOPLASMS
- ENDOMETRIAL STROMAL
NEOPLASM
- SPINDLED EPITHELIAL
NEOPLASM
- UTERINE SARCOMAS
NORMAL PROLIFERATIVE ENDOMETRIUM
• EPITHELIUM
• PSEUDOSTRATIFIED
• MITOTICALLY ACTIVE
• ELONGATED CELLS
• STRATUM FUNCTIONALIS
• NON BRANCHING
• NON BUDDING
• SIMILAR SHAPED & EVENLY
DISTRIBUTED GLANDS
• STROMA
• MITOTICALLY ACTIVE
• MONOMORPHOUS
• UNDIFFERENTIATED STROMAL
CELLS
• SCANT CYTOPLASM
• INDISTINCT CELL MARGINS
• VASCULATURE
• UNIFORM, ARBORIZING AND
THIN WALLED VESSELS
MID PROLIFERATIVE PHASE
• GLANDS
• DENSE, ELONGATED
• PSEUDO STRATIFIED NUCLEUS
• STROMA - EDEMA
• CONFUSION WITH
PREDECIDUAL PATTERN
• GLAND CELLS’ NUCLEAR DETAILS
• STROMAL CELLS’ CYTOPLASMIC
MARGINS
INTERVAL ENDOMETRIUM
• GLANDS
• COILED
• <50% OF EPITHELIAL CELLS WITH SUB NUCLEAR VACUOLATION
• EVIDENCE OF SECRETION
• EVIDENCE OF OVULATION
• APPEARANCE OF DISTINCTIVE NUCLEOLAR CHANNEL SYSTEM
• POD 1 & 2 ALSO SHOW THESE FINDINGS
EARLY SECRETORY PHASE (POD 2 – 5)
• GLANDS
• COILED
• >50% CELLS WITH LARGE
SUBNUCLEAR CYTOPLASMIC
VACUOLES
• MITOTIC FIGURES PRESENT
• STROMA
• NON PREDECIDUATED
• CLINICOPATH CORRELATION
• H/O MID CYCLE SPOTTING
• MITTELSCHMERZ
MID SECRETORY PHASE (POD 6 – 8)
• GLANDS
• FULLY COILED
• NO CYTOPLASMIC VACUOLATION
• VESICULAR ROUND NUCLEUS
• STROMA
• STROMAL EDEMA
• NO PREDECIDUA
• LUMINAL SECRETIONS PRESENT
• CLINICAL CORRELATION
• IMPLANTATION
LATE SECRETORY (POD 9 – 10)
• PROMINENT SPIRAL
ARTERIOLES (UNDER LOW
POWER)
• VESSEL WALL THICKENING
• STROMAL CELL CUFFING
• STROMA
• PREDECIDUATION BEGIN
• AROUND ARTERIES -> ISLANDS ->
CONFLUENT
LATE SECRETORY PHASE POD 12 -13
• GLANDS
• TIGHTLY COILED
• NON VACUOLATED SECRETORY
EPITHELIUM
• STROMA
• EXTENSIVELY PREDECIDUATED
• PATCHY FASHION
• STROMAL GRANULOCYTES
• NATURAL KILLER CELLS
• BEAN SHAPED, DENSE NUCLEI
• CYTOPLASMIC GRANULES
MENSTRUATION
• DISINTEGRATING FRAGMENTS
OF SECRETORY ENDOMETRIUM
• GLANDS
• APOPTOSIS
• LINED BY DILATED & FLAT CELLS –
SECRETORY EXHAUSTION
• CELLS LOSE COHESION
• THIN STRIPS
• STROMA
• FULLY PREDECIDUALISED
• CRUMBLED
• FIBRIN THROMBI
SUMMARY OF ENDOMETRIAL
DATING
TYPE OF GLANDS
PROLIFERATIVE
SECRETORY
VACUOLATED
SECRETORY NON-
VACUOLATED
PROLIFERATIVE
SHAPE
STRAIGHT-EP
COILED – MP, LP, INTERVAL
STROMAL EDEMA
YES – MP
NO – LP, INTERVAL
SNV
NO - LP
<50% - INTERVAL
SECRETORY GLAND
VACUOLATED
POD 2
UNIFORM SNV
>50%
NUCLEAR
PSEUDOSTRATIFICATION
MITOTIC
FIGURES
POD 3 POD 4
LUMINAL
POSITION OF
VACUOLES
RARE MITOTIC
FIGURES
POD 5
SECRETIONS
VACUOLES
INFREQUENT
SECRETORY NON VACUOLATED
NON DECIDUALISED STROMA
POD 6
PROMINENT
SECRETION
POD 7
STROMAL
EDEMA +
POD 8
STROMAL
EDEMA +++
PRE
DECIDUAL
LATE
SECRETORY,
MENSTRUAL
SECRETORY NON VACUOLATED
NO CRUMBLING OF STROMA
POD 9
SPIRAL
ARTERIES +
POD 10
PERIARTERIAL
CUFFS +
POD 11
PREDECIDUA
ISLANDS
POD 12
COALESCENCE
OF ISLANDS
POD 13
STROMAL
GRANULOCYTES
+
POD 14
RBC IN
STROMA
CRUMBLED
STROMA
MENSTRUATION
HORMONE INDUCED
CHANGES
ESTROGENS
• PROMOTE THE GROWTH OF A NON SECRETORY ENDOMETRIUM
• ENDOGENOUS – CHRONIC ANOVULATION
• EXOGENOUS – HORMONE REPLACEMENT THERAPY
• PREDISPOSES TO
• ENDOMETRIAL HYPERPLASIA
• ENDOMETRIAL CARCINOMA (2-15 FOLD INCREASED RISK) – WELL
DIFFERENTIATED AND SUPERFICIAL WITH GOOD PROGNOSIS
PROGESTATIONAL AGENTS
• THERAPEUTIC & CONTRACEPTIVE PURPOSES
• CHANGES SEEN MAINLY IN STROMA – PSEUDODECIDUAL CHANGES
• GLANDS
• SMALL
• WIDELY SEPARATED
• ATROPHIC
• TAKES WEEKS TO RETURN TO NORMAL PATTERN ON
DISCONTINUATION
• ARIAS STELLA REACTION
ARIAS STELLA REACTION
• CAN BE FOCAL, EXTRA
ENDOMETRIAL
• GLANDS
• HYPERSECRETORY
• LARGE CELLS
• CYTOPLASM – EOSINOPHILIC,
ABUNDANT
• NUCLEI – IRREGULAR LARGE,
SMUDGED, PLEOMORPHIC
SYNTHETIC PROGESTERONE RECEPTOR
MODULATORS
• INDICATION
• ENDOMETRIOSIS
• UTERINE LEIOMYOMAS
• GLANDS
• ATROPHIC OR INACTIVE EPITHELIUM
• CYSTIC DILATED
• DYSSYNCHRONY BETWEEN GLANDS AND STROMA
• THICK WALLED CORDED VESSELS CLOSE TO SURFACE EPITHELIUM
• CILIARY METAPLASIA IS COMMON
TAMOXIFEN
• SYNTHETIC ANTI-ESTROGEN
• INDICATION : PROPHYLAXIS OF BREAST CARCINOMA
• PARADOXICAL ESTROGENIC EFFECT IN THE ABSENCE OF OVARIAN
OESTROGEN
• CAUSES
• HYPERPLASIAS
• POLYPS
• MALIGNANT TUMOURS
• ENDOMETRIAL CARCINOMA WITH BAD PROGNOSIS
GESTATIONAL ENDOMETRIUM
• EARLY
• COINCIDENCE OF
• GLANDULAR LUMINAL SECRETION
• PRE DECIDUALISATION
• STROMAL EDEMA
• FULLY DEVELOPED
• GLANDS
• FLATTENED OR CUBOIDAL LINING
• NUCLEAR INCLUSIONS – BIOTIN
ACCUMULATION
• SURROUNDED BY SHEETS OF
DECIDUA
• ASSOCIATED FINDINGS –
CHORIONIC VILLI, PLACENTA,
FETAL PARTS ETC
NON NEOPLASTIC
CONDITIONS
ACUTE ENDOMETRITIS
• INFLAMMATORY CELLS ARE
NORMALLY PRESENT ON DAYS
26,27,28
• ACUTE ENDOMETRITIS
• ABORTION
• POSTPARTUM STATE
• INSTRUMENTATION
• INFILTRATION & DESTRUCTION
OF GLANDS BY PMNs
CHRONIC ENDOMETRITIS
• INFILTRATION BY LYMPHOCYTES,
PLASMA CELLS & EOSINOPHILS
• CAUSES
• PREGNANCY
• ABORTION
• SUBMUCOSAL
FIBROID
• IUD/ CERVICITIS
• SYMPTOMS
• INFERTILITY
• BLEEDING PV
• PELVIC PAIN
• ASYMPTOMATIC
IUD
• FOCAL OR EXTENSIVE
• NECROSIS
• SQUAMOUS METAPLASIA
ACTINOMYCES
• CENTRAL BRANCHING
FILAMENTS
• DIPHETHEROID FORMS
• DEVELOPS FOLLOWING
INSERTION OF IUD
HEMATOMETRA
• CERVICAL OCCLUSION
• MICROSCOPY
• DISAPPEARANCE OF MUCOSA
• LIPID CONTAINING HISTIOCYTIC
CELSS –
XANTHOGRANULOMATOUS
ENDOMETRITIS
• YELLOWISH-BROWN
CYTOPLASMIC PIGMENT –
CEROID CONTAINING HISTIOCYTIC
GRANULOMA
ENDOMETRIAL TUBERCULOSIS
• SYMPTOMS
• MENSTRUAL ABNORMALITY
• INFERTILITY
• AFB IN TUBERCLES/CULTURE
• GRANULOMAS CONCENTRATE IN SUPERFICIAL LAYERS
• TAKE EM BX DURING LATE SECRETORY PHASE
OTHERS
• CHLAMYDIA – IHC OF ANTIGENS OR PCR, PLASMA CELLS
• VIRAL INFECTIONS – CMV, HPV – GRANULOMATOUS
• COCCIDIODOMYCOSIS – FROM LUNG INFECTION
• POSTOPERATIVE GRANULOMAS – ENDOMETRIAL ABLATION
• SARCOIDOSIS
• GRANULOMATOUS REACTION SPREADS TO MYOMETRIUM
HOW TO AVOID OVERDIAGNOSIS?
• ABNORMAL CYCLIC PATTERN
• FOCAL MONONUCLEAR INFILTRATE
• INFLAMMATORY CELLS IN THE
GLANDULAR LUMINA
• DENSE STROMA
• A STELLATE STROMAL PATTERN OF
PROLIFERATION
• FOCI OF NECROSIS OR CALCIFICATION
METAPLASIA - SQUAMOUS
• MOST COMMON – PRE MENOPAUSAL, PCOS
• FRANK KERATINIZATION – ICTHYOSIS UTERI
• NON KERATINISED SQUAMOID CELLS
• DIFFUSE – ADENOACANTHOSIS
• AGGREGATES - MORULES
• MORULAR METAPLASIA
• FUNCTIONALY INERT
• NO SEX HORMONE RECEPTORS
• LOW PROLIFERATION RATE
• CDX2 – INTESTINAL TRANSCRIPTION FACTOR
+VE
METAPLASIA – CILIATED (TUBAL)
• SCATTERED CILIATED CELLS ARE
NORMAL IN THE ENDOMETRIUM
• MARKEDLY INCREASED – METAPLASIA
• COMMON IN ATROPHIC
ENDOMETRIUM
• NOT A SIGNIFICANT RISK FACTOR FOR
ADENO CARCINOMA
METAPLASIA - PAPILLARY
• SYNCTITIAL TO PAPILLARY
AGGREGATES OF EOSINOPHILIC
CELLS
• ENDOMETRIAL BREAKDOWN
MUCINOUS METAPLASIA
• MORPHOLOGICALLY,
HISTOCHEMICALLY &
ULTRASTRUCTURALLY SIMILAR TO
ENDOCERVICAL MUCOSA
• COMMON IN ENDOMETRIAL
POLYPS
EOSINOPHILIC METAPLASIA
• CELLS WITH ABUNDANT
EOSINOPHILIC CYTOPLASM
HOBNAIL & CLEAR CELL METAPLASIA
• EPITHELIUM – CLEAR, TALL CELLS
WITH APICALLY LOCATED NUCLEI
ADENOMYOSIS
• PRESENCE OF ISLANDS OF
ENDOMETRIAL GLANDS AND
STROMA DEEP WITHIN THE
MYOMETRIUM
• NON FUNCTIONAL – BASAL
LAYER OF ENDOMETRIUM
• LESS PROLIFERATIVE RATE
• FOUND IN PROLIFERATIVE
PHASE
ENDOMETRIOSIS
• OCCURRENCE OF
ENDOMETRIAL TISSUE OUTSIDE
THE UTERUS
• FUNCTIONAL LAYERS OF THE
ENDOMETRIUM
• MORE PROLIFERATIVE RATE
• PHASE CHANGES OCCORDING
TO CYCLE
ADENOMYOSIS & ENDOMETRIOSIS
THEORIES
• CONGENITAL MULLERIAN OR
WOLFFIAN RESTS
• IMPLANTATION OF
ENDOMETRIUM
• LYMPHATIC OR
HEMATOGENOUS SPREAD
• SEROSAL METAPLASIA
SYMPTOMS
• PELVIC PAIN – VARIES WITH THE
MENSTRUAL PERIOD
• INFERTILITY
• RUPTURE AT THE TIME OF
PREGNANCY
ADENOMYOSIS - GROSS
• ENLARGED & GLOBULAR
UTERUS
• MYOMETRIAL HYPERTROPHY –
ASYMMETRICAL
• DEPRESSED SMALL CYSTIC
LESIONS
• NODULES - ADENOMYOMA
ENDOMETRIOSIS GROSS
• BLUISH CYSTIC NODULES
SURROUNDED BY FIBROSIS
• MULTIPLE POLYPOIDAL MASSES
– ENDOMETRIOTIC POLYPOSIS
OVARIES
UTERINE
LIGAMENT
RECTOVAGINAL
SEPTUM
CUL DE SAC
PELVIC PERITONEUM
LARGE AND SMALL BOWEL AND
APPENDIX,
MUCOSA -CERVIX, VAGINA, & FALLOPIAN
TUBES
LAPAROTOMY SCARS
MICROSCOPY - ADENOMYOSIS
• ENDOMETRIAL GLANDS &
STROMA ARE SEEN IN THE
MYOMETRIUM AT A DISTANCE
OF AT LEAST OF 1 LOW POWER
(10X) FIELD FROM THE EM-MM
JUNCTION
• ALWAYS IN PROLIFERATIVE
PHASE
• STROMA PREDOMINANT –
STROMAL ADENOMYOSIS
MICROSCOPY - ENDOMETRIOSIS
• ENDOMETRIAL GLANDS AND
STROMA IN DENSE FIBROUS
MASS WITH FRESH AND OLD
HEMORRHAGE
• STROMAL COMPONENT –
SMOOTH MUSCLE METAPLASIA
ENDOMETRIAL ATROPHY
• MITOTICALLY INACTIVE
• CYSTIC ATROPHY
• CYSTICALLY DILATED GLANDS
• CUBOIDAL OR FLATTENED LINING
WEAKLY PROLIFERATIVE ENDOMETRIUM
• TUBULAR GLANDS – CELLS
WITH PSEUDOSTRATIFIED
NUCLEI
• MITOTIC FIGURES – ABSENT
• COMMON & NORMAL
PATTERN
• PERIMENOPAUSAL
• POSTMENOPAUSAL
DISORDERLY PROLIFERATIVE ENDOMETRIUM
• ABSENCE OF UNIFORM GLANDULAR
DEVELOPMENT
• DYSSYNCHRONOUS GROWTH OF THE
FUNCTIONALIS
• NORMAL G:S RATIO
• IDENTICAL TO LATE PROLIFERATIVE
PHASE
• NORMAL IN PERIMENARCHAL AND
PERIMENOPAUSAL AGE GROUP
• ANOVULATORY CYCLES
• EXOGENOUS ESTROGEN THERAPY
ENDOMETRIAL HYPERPLASIA
• PROLIFERATING
ENDOMETRIUM – GLANDULAR
CROWDING
• INCREASED GLAND STROMAL
RATIO = 2:1 OR 3:1
• CLASSIFICATION (WHO 2014)
• ENDOMETRIAL HYPERPLASIA
WITHOUT ATYPIA
• ATYPICAL HYPERPLASIA
HYPERPLASIA WITHOUT ATYPIA
• GLANDS
• CYSTIC DILATION
• MINIMAL BUDDING
• LINING EPITHELIUM – NORMAL
LP
• NO CYTOLOGICAL ATYPIA
• STROMA
• COMPRESSED
HYPERPLASIA WITHOUT ATYPIA
• GLANDS
• MORE BUDDING
• NO CYTOLOGICAL ATYPIA
• STROMA
• VERY MINIMAL
ATYPICAL HYPERPLASIA
• GLANDS
• BUDDING
• CYTOLOGICAL ATYPIA
• CRITERIA FOR ATYPIA
• NUCLEAR ENLARGEMENT
• NUCLEAR PLEOMORPHISM
• LOSS OF NUCLEAR POLARITY
• INCREASED N:C RATIO
• EXTENSIVE NUCLEAR STRATIFICATION
• MITOTIC FIGURES +
• STROMA
• VERY MINIMAL
ENDOMETRIAL POLYP
• GROSS : PEDUNCULATED
LESION
• MICROSCOPY
• GLANDS
• CYSTICALLY DILATED
CROWDED
• LINING – ATROPHIC/WEAKLY
PROLIFERATIVE GLANDS
• STROMA
• COLLAGENATED FIBROUS
TISSUE, NUCLEAR ATYPIA,
INCREASED MITOTIC ACTIVITY
• HYPERPLASIA, CARCINOMA –
FOCAL
• CENTRAL – LARGE, THICK WALLED
BLOOD VESSELS
• FUNCTIONAL POLYP – CYCLING ENDOMETRIUM
• ADENOMYOMA – SMOOTH MUSCLE STROMA
• ATYPICAL POLYPOID ADENOMYOMA – SMOOTH MUSCLE STROMA +
ATYPICAL ENDOMETRIAL GLANDS
REFERENCES
• ROBBINS AND COTRAN PATHOLOGIC BASIS OF DISEASE
• DIFIORE’S ATLAS OF HISTOLOGY WITH FUNCTIONAL CORRELATION
• STERNBERG’S DIAGNOSITIC SURGICAL PATHOLOGY
• ROSAI AND ACKERMAN’S SURGICAL PATHOLOGY
THANK YOU

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ENDOMETRIAL DATING.pptx

  • 1. ENDOMETRIAL DATING Dr TAMIL NILA POST GRADUATE
  • 2. NORMAL MENSTRUAL PHASES NAME OF THE PHASE AVERAGE DURATION RANGE MENSES 5 DAYS 1 – 7 DAYS PROLIFERATIVE PHASE 10 DAYS 9 – 20 DAYS SECRETORY PHASE 14 DAYS 14 DAYS (CONSTANT) MORPHOLOGICAL DATE CHRONOLOGICAL DATE VS
  • 3. GLAND STROMAL RATIO (UNDER 10X) 1:1 MORE GLANDS MORE STROMA NORMAL CYCLING ENDOMETRIUM LATE SECRETORY ENDOMETRIA DECIDUA DYSFUNCTIONAL UTERINE BLEEDING MENSTRUATION ATROPHY INFERTILITY ENDOMETRIAL HYPERPLASIA CARCINOMAS MONOPHASIC SPINDLE CELL PROLIFERATIONS - SMOOTH MUSCLE NEOPLASMS - ENDOMETRIAL STROMAL NEOPLASM - SPINDLED EPITHELIAL NEOPLASM - UTERINE SARCOMAS
  • 4. NORMAL PROLIFERATIVE ENDOMETRIUM • EPITHELIUM • PSEUDOSTRATIFIED • MITOTICALLY ACTIVE • ELONGATED CELLS • STRATUM FUNCTIONALIS • NON BRANCHING • NON BUDDING • SIMILAR SHAPED & EVENLY DISTRIBUTED GLANDS • STROMA • MITOTICALLY ACTIVE • MONOMORPHOUS • UNDIFFERENTIATED STROMAL CELLS • SCANT CYTOPLASM • INDISTINCT CELL MARGINS • VASCULATURE • UNIFORM, ARBORIZING AND THIN WALLED VESSELS
  • 5.
  • 6. MID PROLIFERATIVE PHASE • GLANDS • DENSE, ELONGATED • PSEUDO STRATIFIED NUCLEUS • STROMA - EDEMA • CONFUSION WITH PREDECIDUAL PATTERN • GLAND CELLS’ NUCLEAR DETAILS • STROMAL CELLS’ CYTOPLASMIC MARGINS
  • 7. INTERVAL ENDOMETRIUM • GLANDS • COILED • <50% OF EPITHELIAL CELLS WITH SUB NUCLEAR VACUOLATION • EVIDENCE OF SECRETION • EVIDENCE OF OVULATION • APPEARANCE OF DISTINCTIVE NUCLEOLAR CHANNEL SYSTEM • POD 1 & 2 ALSO SHOW THESE FINDINGS
  • 8. EARLY SECRETORY PHASE (POD 2 – 5) • GLANDS • COILED • >50% CELLS WITH LARGE SUBNUCLEAR CYTOPLASMIC VACUOLES • MITOTIC FIGURES PRESENT • STROMA • NON PREDECIDUATED • CLINICOPATH CORRELATION • H/O MID CYCLE SPOTTING • MITTELSCHMERZ
  • 9. MID SECRETORY PHASE (POD 6 – 8) • GLANDS • FULLY COILED • NO CYTOPLASMIC VACUOLATION • VESICULAR ROUND NUCLEUS • STROMA • STROMAL EDEMA • NO PREDECIDUA • LUMINAL SECRETIONS PRESENT • CLINICAL CORRELATION • IMPLANTATION
  • 10. LATE SECRETORY (POD 9 – 10) • PROMINENT SPIRAL ARTERIOLES (UNDER LOW POWER) • VESSEL WALL THICKENING • STROMAL CELL CUFFING • STROMA • PREDECIDUATION BEGIN • AROUND ARTERIES -> ISLANDS -> CONFLUENT
  • 11. LATE SECRETORY PHASE POD 12 -13 • GLANDS • TIGHTLY COILED • NON VACUOLATED SECRETORY EPITHELIUM • STROMA • EXTENSIVELY PREDECIDUATED • PATCHY FASHION • STROMAL GRANULOCYTES • NATURAL KILLER CELLS • BEAN SHAPED, DENSE NUCLEI • CYTOPLASMIC GRANULES
  • 12.
  • 13. MENSTRUATION • DISINTEGRATING FRAGMENTS OF SECRETORY ENDOMETRIUM • GLANDS • APOPTOSIS • LINED BY DILATED & FLAT CELLS – SECRETORY EXHAUSTION • CELLS LOSE COHESION • THIN STRIPS • STROMA • FULLY PREDECIDUALISED • CRUMBLED • FIBRIN THROMBI
  • 14.
  • 17. PROLIFERATIVE SHAPE STRAIGHT-EP COILED – MP, LP, INTERVAL STROMAL EDEMA YES – MP NO – LP, INTERVAL SNV NO - LP <50% - INTERVAL
  • 18. SECRETORY GLAND VACUOLATED POD 2 UNIFORM SNV >50% NUCLEAR PSEUDOSTRATIFICATION MITOTIC FIGURES POD 3 POD 4 LUMINAL POSITION OF VACUOLES RARE MITOTIC FIGURES POD 5 SECRETIONS VACUOLES INFREQUENT
  • 19. SECRETORY NON VACUOLATED NON DECIDUALISED STROMA POD 6 PROMINENT SECRETION POD 7 STROMAL EDEMA + POD 8 STROMAL EDEMA +++ PRE DECIDUAL LATE SECRETORY, MENSTRUAL
  • 20. SECRETORY NON VACUOLATED NO CRUMBLING OF STROMA POD 9 SPIRAL ARTERIES + POD 10 PERIARTERIAL CUFFS + POD 11 PREDECIDUA ISLANDS POD 12 COALESCENCE OF ISLANDS POD 13 STROMAL GRANULOCYTES + POD 14 RBC IN STROMA CRUMBLED STROMA MENSTRUATION
  • 21.
  • 23. ESTROGENS • PROMOTE THE GROWTH OF A NON SECRETORY ENDOMETRIUM • ENDOGENOUS – CHRONIC ANOVULATION • EXOGENOUS – HORMONE REPLACEMENT THERAPY • PREDISPOSES TO • ENDOMETRIAL HYPERPLASIA • ENDOMETRIAL CARCINOMA (2-15 FOLD INCREASED RISK) – WELL DIFFERENTIATED AND SUPERFICIAL WITH GOOD PROGNOSIS
  • 24. PROGESTATIONAL AGENTS • THERAPEUTIC & CONTRACEPTIVE PURPOSES • CHANGES SEEN MAINLY IN STROMA – PSEUDODECIDUAL CHANGES • GLANDS • SMALL • WIDELY SEPARATED • ATROPHIC • TAKES WEEKS TO RETURN TO NORMAL PATTERN ON DISCONTINUATION • ARIAS STELLA REACTION
  • 25. ARIAS STELLA REACTION • CAN BE FOCAL, EXTRA ENDOMETRIAL • GLANDS • HYPERSECRETORY • LARGE CELLS • CYTOPLASM – EOSINOPHILIC, ABUNDANT • NUCLEI – IRREGULAR LARGE, SMUDGED, PLEOMORPHIC
  • 26. SYNTHETIC PROGESTERONE RECEPTOR MODULATORS • INDICATION • ENDOMETRIOSIS • UTERINE LEIOMYOMAS • GLANDS • ATROPHIC OR INACTIVE EPITHELIUM • CYSTIC DILATED • DYSSYNCHRONY BETWEEN GLANDS AND STROMA • THICK WALLED CORDED VESSELS CLOSE TO SURFACE EPITHELIUM • CILIARY METAPLASIA IS COMMON
  • 27. TAMOXIFEN • SYNTHETIC ANTI-ESTROGEN • INDICATION : PROPHYLAXIS OF BREAST CARCINOMA • PARADOXICAL ESTROGENIC EFFECT IN THE ABSENCE OF OVARIAN OESTROGEN • CAUSES • HYPERPLASIAS • POLYPS • MALIGNANT TUMOURS • ENDOMETRIAL CARCINOMA WITH BAD PROGNOSIS
  • 28. GESTATIONAL ENDOMETRIUM • EARLY • COINCIDENCE OF • GLANDULAR LUMINAL SECRETION • PRE DECIDUALISATION • STROMAL EDEMA • FULLY DEVELOPED • GLANDS • FLATTENED OR CUBOIDAL LINING • NUCLEAR INCLUSIONS – BIOTIN ACCUMULATION • SURROUNDED BY SHEETS OF DECIDUA • ASSOCIATED FINDINGS – CHORIONIC VILLI, PLACENTA, FETAL PARTS ETC
  • 30. ACUTE ENDOMETRITIS • INFLAMMATORY CELLS ARE NORMALLY PRESENT ON DAYS 26,27,28 • ACUTE ENDOMETRITIS • ABORTION • POSTPARTUM STATE • INSTRUMENTATION • INFILTRATION & DESTRUCTION OF GLANDS BY PMNs
  • 31. CHRONIC ENDOMETRITIS • INFILTRATION BY LYMPHOCYTES, PLASMA CELLS & EOSINOPHILS • CAUSES • PREGNANCY • ABORTION • SUBMUCOSAL FIBROID • IUD/ CERVICITIS • SYMPTOMS • INFERTILITY • BLEEDING PV • PELVIC PAIN • ASYMPTOMATIC IUD • FOCAL OR EXTENSIVE • NECROSIS • SQUAMOUS METAPLASIA
  • 32. ACTINOMYCES • CENTRAL BRANCHING FILAMENTS • DIPHETHEROID FORMS • DEVELOPS FOLLOWING INSERTION OF IUD HEMATOMETRA • CERVICAL OCCLUSION • MICROSCOPY • DISAPPEARANCE OF MUCOSA • LIPID CONTAINING HISTIOCYTIC CELSS – XANTHOGRANULOMATOUS ENDOMETRITIS • YELLOWISH-BROWN CYTOPLASMIC PIGMENT – CEROID CONTAINING HISTIOCYTIC GRANULOMA
  • 33. ENDOMETRIAL TUBERCULOSIS • SYMPTOMS • MENSTRUAL ABNORMALITY • INFERTILITY • AFB IN TUBERCLES/CULTURE • GRANULOMAS CONCENTRATE IN SUPERFICIAL LAYERS • TAKE EM BX DURING LATE SECRETORY PHASE
  • 34. OTHERS • CHLAMYDIA – IHC OF ANTIGENS OR PCR, PLASMA CELLS • VIRAL INFECTIONS – CMV, HPV – GRANULOMATOUS • COCCIDIODOMYCOSIS – FROM LUNG INFECTION • POSTOPERATIVE GRANULOMAS – ENDOMETRIAL ABLATION • SARCOIDOSIS • GRANULOMATOUS REACTION SPREADS TO MYOMETRIUM
  • 35. HOW TO AVOID OVERDIAGNOSIS? • ABNORMAL CYCLIC PATTERN • FOCAL MONONUCLEAR INFILTRATE • INFLAMMATORY CELLS IN THE GLANDULAR LUMINA • DENSE STROMA • A STELLATE STROMAL PATTERN OF PROLIFERATION • FOCI OF NECROSIS OR CALCIFICATION
  • 36. METAPLASIA - SQUAMOUS • MOST COMMON – PRE MENOPAUSAL, PCOS • FRANK KERATINIZATION – ICTHYOSIS UTERI • NON KERATINISED SQUAMOID CELLS • DIFFUSE – ADENOACANTHOSIS • AGGREGATES - MORULES • MORULAR METAPLASIA • FUNCTIONALY INERT • NO SEX HORMONE RECEPTORS • LOW PROLIFERATION RATE • CDX2 – INTESTINAL TRANSCRIPTION FACTOR +VE
  • 37. METAPLASIA – CILIATED (TUBAL) • SCATTERED CILIATED CELLS ARE NORMAL IN THE ENDOMETRIUM • MARKEDLY INCREASED – METAPLASIA • COMMON IN ATROPHIC ENDOMETRIUM • NOT A SIGNIFICANT RISK FACTOR FOR ADENO CARCINOMA
  • 38. METAPLASIA - PAPILLARY • SYNCTITIAL TO PAPILLARY AGGREGATES OF EOSINOPHILIC CELLS • ENDOMETRIAL BREAKDOWN
  • 39. MUCINOUS METAPLASIA • MORPHOLOGICALLY, HISTOCHEMICALLY & ULTRASTRUCTURALLY SIMILAR TO ENDOCERVICAL MUCOSA • COMMON IN ENDOMETRIAL POLYPS EOSINOPHILIC METAPLASIA • CELLS WITH ABUNDANT EOSINOPHILIC CYTOPLASM HOBNAIL & CLEAR CELL METAPLASIA • EPITHELIUM – CLEAR, TALL CELLS WITH APICALLY LOCATED NUCLEI
  • 40. ADENOMYOSIS • PRESENCE OF ISLANDS OF ENDOMETRIAL GLANDS AND STROMA DEEP WITHIN THE MYOMETRIUM • NON FUNCTIONAL – BASAL LAYER OF ENDOMETRIUM • LESS PROLIFERATIVE RATE • FOUND IN PROLIFERATIVE PHASE ENDOMETRIOSIS • OCCURRENCE OF ENDOMETRIAL TISSUE OUTSIDE THE UTERUS • FUNCTIONAL LAYERS OF THE ENDOMETRIUM • MORE PROLIFERATIVE RATE • PHASE CHANGES OCCORDING TO CYCLE
  • 41. ADENOMYOSIS & ENDOMETRIOSIS THEORIES • CONGENITAL MULLERIAN OR WOLFFIAN RESTS • IMPLANTATION OF ENDOMETRIUM • LYMPHATIC OR HEMATOGENOUS SPREAD • SEROSAL METAPLASIA SYMPTOMS • PELVIC PAIN – VARIES WITH THE MENSTRUAL PERIOD • INFERTILITY • RUPTURE AT THE TIME OF PREGNANCY
  • 42. ADENOMYOSIS - GROSS • ENLARGED & GLOBULAR UTERUS • MYOMETRIAL HYPERTROPHY – ASYMMETRICAL • DEPRESSED SMALL CYSTIC LESIONS • NODULES - ADENOMYOMA
  • 43. ENDOMETRIOSIS GROSS • BLUISH CYSTIC NODULES SURROUNDED BY FIBROSIS • MULTIPLE POLYPOIDAL MASSES – ENDOMETRIOTIC POLYPOSIS OVARIES UTERINE LIGAMENT RECTOVAGINAL SEPTUM CUL DE SAC PELVIC PERITONEUM LARGE AND SMALL BOWEL AND APPENDIX, MUCOSA -CERVIX, VAGINA, & FALLOPIAN TUBES LAPAROTOMY SCARS
  • 44. MICROSCOPY - ADENOMYOSIS • ENDOMETRIAL GLANDS & STROMA ARE SEEN IN THE MYOMETRIUM AT A DISTANCE OF AT LEAST OF 1 LOW POWER (10X) FIELD FROM THE EM-MM JUNCTION • ALWAYS IN PROLIFERATIVE PHASE • STROMA PREDOMINANT – STROMAL ADENOMYOSIS
  • 45. MICROSCOPY - ENDOMETRIOSIS • ENDOMETRIAL GLANDS AND STROMA IN DENSE FIBROUS MASS WITH FRESH AND OLD HEMORRHAGE • STROMAL COMPONENT – SMOOTH MUSCLE METAPLASIA
  • 46. ENDOMETRIAL ATROPHY • MITOTICALLY INACTIVE • CYSTIC ATROPHY • CYSTICALLY DILATED GLANDS • CUBOIDAL OR FLATTENED LINING
  • 47. WEAKLY PROLIFERATIVE ENDOMETRIUM • TUBULAR GLANDS – CELLS WITH PSEUDOSTRATIFIED NUCLEI • MITOTIC FIGURES – ABSENT • COMMON & NORMAL PATTERN • PERIMENOPAUSAL • POSTMENOPAUSAL
  • 48. DISORDERLY PROLIFERATIVE ENDOMETRIUM • ABSENCE OF UNIFORM GLANDULAR DEVELOPMENT • DYSSYNCHRONOUS GROWTH OF THE FUNCTIONALIS • NORMAL G:S RATIO • IDENTICAL TO LATE PROLIFERATIVE PHASE • NORMAL IN PERIMENARCHAL AND PERIMENOPAUSAL AGE GROUP • ANOVULATORY CYCLES • EXOGENOUS ESTROGEN THERAPY
  • 49. ENDOMETRIAL HYPERPLASIA • PROLIFERATING ENDOMETRIUM – GLANDULAR CROWDING • INCREASED GLAND STROMAL RATIO = 2:1 OR 3:1 • CLASSIFICATION (WHO 2014) • ENDOMETRIAL HYPERPLASIA WITHOUT ATYPIA • ATYPICAL HYPERPLASIA
  • 50. HYPERPLASIA WITHOUT ATYPIA • GLANDS • CYSTIC DILATION • MINIMAL BUDDING • LINING EPITHELIUM – NORMAL LP • NO CYTOLOGICAL ATYPIA • STROMA • COMPRESSED
  • 51. HYPERPLASIA WITHOUT ATYPIA • GLANDS • MORE BUDDING • NO CYTOLOGICAL ATYPIA • STROMA • VERY MINIMAL
  • 52. ATYPICAL HYPERPLASIA • GLANDS • BUDDING • CYTOLOGICAL ATYPIA • CRITERIA FOR ATYPIA • NUCLEAR ENLARGEMENT • NUCLEAR PLEOMORPHISM • LOSS OF NUCLEAR POLARITY • INCREASED N:C RATIO • EXTENSIVE NUCLEAR STRATIFICATION • MITOTIC FIGURES + • STROMA • VERY MINIMAL
  • 53. ENDOMETRIAL POLYP • GROSS : PEDUNCULATED LESION • MICROSCOPY • GLANDS • CYSTICALLY DILATED CROWDED • LINING – ATROPHIC/WEAKLY PROLIFERATIVE GLANDS • STROMA • COLLAGENATED FIBROUS TISSUE, NUCLEAR ATYPIA, INCREASED MITOTIC ACTIVITY • HYPERPLASIA, CARCINOMA – FOCAL • CENTRAL – LARGE, THICK WALLED BLOOD VESSELS
  • 54. • FUNCTIONAL POLYP – CYCLING ENDOMETRIUM • ADENOMYOMA – SMOOTH MUSCLE STROMA • ATYPICAL POLYPOID ADENOMYOMA – SMOOTH MUSCLE STROMA + ATYPICAL ENDOMETRIAL GLANDS
  • 55. REFERENCES • ROBBINS AND COTRAN PATHOLOGIC BASIS OF DISEASE • DIFIORE’S ATLAS OF HISTOLOGY WITH FUNCTIONAL CORRELATION • STERNBERG’S DIAGNOSITIC SURGICAL PATHOLOGY • ROSAI AND ACKERMAN’S SURGICAL PATHOLOGY