chronic sinusitis brig mirza khizar hameed definition inflammation of the paranasal sinuses lasting...
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Chronic SinusitisChronic Sinusitis
Brig Mirza Khizar HameedBrig Mirza Khizar Hameed
DefinitionDefinition
Inflammation of the Paranasal Sinuses Inflammation of the Paranasal Sinuses lasting > 3 monthslasting > 3 months
EtiologyEtiology
Anatomical variationsAnatomical variations Deviated Nasal SeptumDeviated Nasal Septum Concha BullosaConcha Bullosa Bulla EthmoidalisBulla Ethmoidalis
Underlying diseasesUnderlying diseases Cystic FibrosisCystic Fibrosis Ciliary DyskinesiaCiliary Dyskinesia Immuno-deficiencyImmuno-deficiency Granulomatous diseasesGranulomatous diseases
MicrobiologyMicrobiology
AnaerobesAnaerobes Staphylococcus aureusStaphylococcus aureus StreptococcusStreptococcus H. InfluenzaeH. Influenzae M. catarrhalisM. catarrhalis
PathophysiologyPathophysiology
Obstruction of Osteomeatal complex regionObstruction of Osteomeatal complex region Impaired mucociliary clearanceImpaired mucociliary clearance
↓↓ Stagnation & pooling of secretionsStagnation & pooling of secretions Infection Infection Vicious cycle Vicious cycle
SymptomsSymptoms
Chronic nasal obstructionChronic nasal obstruction Purulent post nasal dischargePurulent post nasal discharge Pain over sinuses/ HeadachePain over sinuses/ Headache HalitosisHalitosis Chronic coughChronic cough
Physical signsPhysical signs
Purulent Nasal dischargePurulent Nasal discharge Anatomical anomaliesAnatomical anomalies Transillumination ? Transillumination ?
InvestigationsInvestigations
X-ray PNSX-ray PNS CT Scan PNSCT Scan PNS Proof puncture/ Sinus lavageProof puncture/ Sinus lavage Sinus aspirate/ Pus swab for C/SSinus aspirate/ Pus swab for C/S
TreatmentTreatment
Antibiotics – Antibiotics – Ciprofloxacin, Augmentin, Ciprofloxacin, Augmentin, Clarithromycin, Cefuroxime, Clindamycin, Clarithromycin, Cefuroxime, Clindamycin, MetronidazoleMetronidazole
DecongestantsDecongestants Antihistamines Antihistamines Steroid Nasal Drops/ SpraysSteroid Nasal Drops/ Sprays Surgery- Surgery- To provide drainage & ventilationTo provide drainage & ventilation
Operative procedures on Operative procedures on SinusesSinuses
Maxillary SinusitisMaxillary Sinusitis
Antral WashoutAntral Washout Inferior Meatal AntrostomyInferior Meatal Antrostomy Caldwell-Luc’s OperationCaldwell-Luc’s Operation FESSFESS
1. Antral Washout1. Antral Washout
Puncturing medial wall of sinus for pus Puncturing medial wall of sinus for pus aspiration and irrigation of sinusaspiration and irrigation of sinus
IndicationsIndications- Ch sinusitis refractory to treatment- Ch sinusitis refractory to treatment
ContraindicationsContraindications- Age < 3 yrs- Age < 3 yrs
- Hypoplastic maxilla with thick bony walls- Hypoplastic maxilla with thick bony walls
- Acute maxillary sinusitis untreated by - Acute maxillary sinusitis untreated by antibioticsantibiotics
Tilley Lichwitz Trocar & CannulaTilley Lichwitz Trocar & Cannula
Higginson SyringeHigginson Syringe
Trocar directed towards I/L tragusTrocar directed towards I/L tragus
ComplicationsComplications
HemorrhageHemorrhage Pain & swelling of cheekPain & swelling of cheek Perforation of orbital floorPerforation of orbital floor Vasovagal shockVasovagal shock Air embolismAir embolism
2. Inferior Meatal Antrostomy2. Inferior Meatal Antrostomy
A window is created in A window is created in medial wall of Maxillary medial wall of Maxillary antrum by perforating it antrum by perforating it in the Inferior meatus in the Inferior meatus with Tilley’s Antrum with Tilley’s Antrum Harpoon & enlarged Harpoon & enlarged (1.5-2 cm) with Myle’s (1.5-2 cm) with Myle’s perforatorperforator
ComplicationsComplications
HemorrhageHemorrhage Injury to Naso-lacrimal ductInjury to Naso-lacrimal duct Perforation of orbital floorPerforation of orbital floor
3. Caldwell-Luc’s Surgery3. Caldwell-Luc’s Surgery Anterior wall of the Maxillary sinus is entered through a Anterior wall of the Maxillary sinus is entered through a
Sub-labial incisionSub-labial incision A window is created in the medial wall through AntrostomyA window is created in the medial wall through Antrostomy IndicationsIndications
- Ch sinusitis refractory to treatment- Ch sinusitis refractory to treatment
- Repair of Oro-antral fistula- Repair of Oro-antral fistula
- Reccurrent AC polyp- Reccurrent AC polyp
- Blow out fracture of floor of orbit- Blow out fracture of floor of orbit
- Approach to ethmoids/ PPF- Approach to ethmoids/ PPF
Sublabial IncisionSublabial Incision
Hole made in anterior wall followed Hole made in anterior wall followed by Inferior Meatal Antrostomyby Inferior Meatal Antrostomy
ComplicationsComplications
HemorrhageHemorrhage Cheek edema Cheek edema Numbness of cheekNumbness of cheek Orbital hematomaOrbital hematoma Trauma to teeth rootsTrauma to teeth roots Oro-antral fistulaOro-antral fistula
Ethmoid SinusitisEthmoid Sinusitis
Intranasal EthmoidectomyIntranasal Ethmoidectomy External EthmoidectomyExternal Ethmoidectomy
- Lynch Howarth procedure- Lynch Howarth procedure
- Patterson transorbital procedure- Patterson transorbital procedure
- Jansen Horgan transantral procedure- Jansen Horgan transantral procedure FESSFESS
Lynch Howarth EthmoidectomyLynch Howarth Ethmoidectomy
Patterson EthmoidectomyPatterson Ethmoidectomy
Trans-antral ethmoidectomyTrans-antral ethmoidectomy
ComplicationsComplications
HemorrhageHemorrhage Injury to Lamina papyracea Injury to Lamina papyracea Periorbital Periorbital
hematoma, proptosis, visual losshematoma, proptosis, visual loss Injury to Medial palpebral ligamentInjury to Medial palpebral ligament CSF leakCSF leak MeningitisMeningitis Mucocoele formationMucocoele formation
Frontal SinusitisFrontal Sinusitis
TrephinationTrephination Osteoplastic flap procedureOsteoplastic flap procedure
- Coronal incision- Coronal incision
- Brow incision- Brow incision FESSFESS
Frontal sinus trephinationFrontal sinus trephination
Osteoplastic flap procedureOsteoplastic flap procedure
ComplicationsComplications
HematomaHematoma Frontal depressionFrontal depression CSF leakCSF leak MeningitisMeningitis Mucocoele formationMucocoele formation OsteomyelitisOsteomyelitis
Sphenoid SinusitisSphenoid Sinusitis
Trans-nasal trans-septal approachTrans-nasal trans-septal approach Sublabial trans-septal approachSublabial trans-septal approach External ethmoidectomy approachExternal ethmoidectomy approach FESSFESS
FESSFESS
IndicationsIndications- Ch sinusitis refractory to treatment- Ch sinusitis refractory to treatment
- Nasal polyps- Nasal polyps
- Fungal sinusitis- Fungal sinusitis
- Antro choanal polyp- Antro choanal polyp
- Fronto-ethmoidal mucocoele- Fronto-ethmoidal mucocoele
- Repair of CSF leak- Repair of CSF leak
- DCR- DCR
- Orbital decompression- Orbital decompression
Functional Endoscopic Sinus SurgeryFunctional Endoscopic Sinus Surgery
Uncinectomy (Infundibulotomy)Uncinectomy (Infundibulotomy) Bullectomy & Anterior ethmoidectomyBullectomy & Anterior ethmoidectomy Middle meatal antrostomyMiddle meatal antrostomy Perforation of basal lamellaPerforation of basal lamella Posterior ethmoidectomyPosterior ethmoidectomy Sphenoid sinus explorationSphenoid sinus exploration Skull base disease clearanceSkull base disease clearance Frontal recess explorationFrontal recess exploration
ComplicationsComplications
MajorMajor Major epistaxisMajor epistaxis
Orbital hematomaOrbital hematoma
DiplopiaDiplopia
Blindness or Blindness or visual acuity visual acuity
Internal carotid injuryInternal carotid injury
Intracranial hemorrhageIntracranial hemorrhage
CSF leak / MeningitisCSF leak / Meningitis
PneumocephalusPneumocephalus
AnosmiaAnosmia
Nasolacrimal duct traumaNasolacrimal duct trauma
MinorMinor Minor epistaxisMinor epistaxis
HyposmiaHyposmia
Adhesions (synechiae)Adhesions (synechiae)
HeadacheHeadache
Periorbital echhymosisPeriorbital echhymosis
Periorbital hematomaPeriorbital hematoma
Dental / facial painDental / facial pain
Fungal SinusitisFungal Sinusitis
DefinitionDefinition
Inflammation of the sinuses due to a Inflammation of the sinuses due to a fungusfungus
ClassificationClassification
Non Invasive Fungal SinusitisNon Invasive Fungal Sinusitis
- Allergic- Allergic
- Fungus Ball (Mycetoma)- Fungus Ball (Mycetoma) Invasive Fungal SinusitisInvasive Fungal Sinusitis
- Acute- Acute
- Chronic- Chronic
Allergic Fungal SinusitisAllergic Fungal Sinusitis
Most common formMost common form Warm humid climateWarm humid climate Among younger, immuno-competent, atopic Among younger, immuno-competent, atopic Hypersensitivity reaction to inhaled fungus Hypersensitivity reaction to inhaled fungus
organismorganism Presents with Nasal polyps & thick greenish Presents with Nasal polyps & thick greenish
mucus mucus
InvestigationsInvestigations
Total IgE - Total IgE - CT Scan PNS- CT Scan PNS- Sinus filled with high signal Sinus filled with high signal
intensity soft tissue with calcium deposits, intensity soft tissue with calcium deposits, thinning/ pressure bony erosion & remodellingthinning/ pressure bony erosion & remodelling
Histology of greasy mucous- Histology of greasy mucous- branching, non branching, non invasive fungal hyphae, eosinophils & Charcot-invasive fungal hyphae, eosinophils & Charcot-Leyden crystalsLeyden crystals
TreatmentTreatment
Surgical clearance of sinusesSurgical clearance of sinuses Topical SteroidsTopical Steroids AntihistaminesAntihistamines ImmunotherapyImmunotherapy ? Antifungal? Antifungal
Fungus Ball (Mycetoma)Fungus Ball (Mycetoma)
Older individuals, usually femalesOlder individuals, usually females ImmunocompetentImmunocompetent Asymptomatic/ Cacosmia/ Chronic sinusitisAsymptomatic/ Cacosmia/ Chronic sinusitis Fungal mass limited to one sinusFungal mass limited to one sinus CT Scan- Hyperdense mass with punctate CT Scan- Hyperdense mass with punctate
calcificationscalcifications
Fungus Ball- TreatmentFungus Ball- Treatment
Surgical clearanceSurgical clearance ? Anti fungal? Anti fungal
Acute Invasive Fungal SinusitisAcute Invasive Fungal Sinusitis
Most lethal formMost lethal form Immunocompromised/ DiabeticsImmunocompromised/ Diabetics Caused by Mucorales, Aspergillus, Caused by Mucorales, Aspergillus,
Fusarium, PhaeohyphomycosisFusarium, Phaeohyphomycosis Angio invasion, hematogenous spreadAngio invasion, hematogenous spread Local necrosis, orbital & intracranial spreadLocal necrosis, orbital & intracranial spread Fever, pain, nasal congestion, epistaxis, Fever, pain, nasal congestion, epistaxis,
proptosis, headaches, seizuresproptosis, headaches, seizures
AIFS- CT FindingsAIFS- CT Findings
Unilateral nasal soft tissue thickeningUnilateral nasal soft tissue thickening Bony erosionsBony erosions Unilateral involvement of PNSUnilateral involvement of PNS ProptosisProptosis Cavernous sinus thrombosisCavernous sinus thrombosis
Unilateral ethmoid involvement with bone destruction, Unilateral ethmoid involvement with bone destruction, intraorbital spread and proptosisintraorbital spread and proptosis
Acute Invasive Fungal Sinusitis - CTAcute Invasive Fungal Sinusitis - CT
AIFS- TreatmentAIFS- Treatment
Aggressive surgical debridementAggressive surgical debridement Systemic anti fungal therapySystemic anti fungal therapy Treatment of underlying cause of Treatment of underlying cause of
immunosuppressionimmunosuppression
Chronic Invasive Fungal SinusitisChronic Invasive Fungal Sinusitis
Immunocompetent with H/o Ch sinusitisImmunocompetent with H/o Ch sinusitis Progressin over months to yearsProgressin over months to years Maxillofacial soft tissue swellingMaxillofacial soft tissue swelling Orbital involvement Orbital involvement proptosis, visual loss proptosis, visual loss Intracranial extension with cranial neuropathies, Intracranial extension with cranial neuropathies,
headaches seizuresheadaches seizures CT Scan- Hyperdense mass, bone erosionCT Scan- Hyperdense mass, bone erosion
CIFS- TreatmentCIFS- Treatment
Aggressive surgical exenterationAggressive surgical exenteration Systemic anti fungal therapySystemic anti fungal therapy
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