Practical Pathology Respiratory System Module (All)

7/31/2019 Practical Pathology Respiratory System Module (All)

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MODULE 13- RESPIRATORY SYSTEM

PRACTICAL PATHOLOGY (ALL)

SLIDES

FIBROCASEOUS NECROSIS

LOBAR PNEUMONIA


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JARS

1-Organ: laryngectomy specimen (page26)

Description:-

The left vocal cord shows a fungating ulcerating mass. The ulcer is:

- Outline: irregular

- Edges: raised and everted

- Floor: is covered by blood clots and necrotic debris

- Base: hard and indurated

Diagnosis: Intrinsic Laryngeal Carcinoma

2- Organ: Laryngeal Specimen (page 27)

Description:-

The larynx is opened to show

-A large fungating polypoidal right sided transglottic mass which is :

- Colour: Grayish white

- Consistency : Firm

Diagnosis: Intrinsic Laryngeal Carcinoma


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3- Organ: Lung (page 29)

Description:-

Cut section shows: dilatation of the bronchi in the lower lobe which can be

traced down to the pleural surface

The dilatation bronchi are:

-Shape: Saccular of fusiform

-Walls: thickened and fibrosed

-Lumen: contains purulent material

-Mucosal lining: shows focal ulceration-The surrounding lung tissue : shows patchy areas of pneumonic consolidation

-The pleura: dull,opaque with patches of fibrinous exudate

Diagnosis: Bronchiectasis


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Desription:-

The lung is

-Size: large (voluminous)

-Weight : light

-Colour: Pale

-External surface: air sacs or bullae which are:

*multiple

*size and shape : variable

*wall: thin and mostly subpleural in location

Diagnosis:Emphysema


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5- Organ : Lung (page 30)

Description:-

- The whole lung : is enlarged, airless and solidified (hepatized or liver-like)

- The pleura: dull, opaque with patches of fibrinous exudate

Diagnosis: Lobar pneumonia


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6- Organ: Lung of a child (page 31)

Description:

- The hilar lymph nodes:*markedly enlarged

*matted together

*cut section: shows focal areas of grayish white cheesy like necrotic tissue.

-The lung parenchyma: shows a subpleural area of pneumonic consolidation at

lower part of upper lobe.

*the covering pleura: opaque and lusterless

Diagnosis:Primary Pulmonary Tuberculosis


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7- Organ: Lung (page32)

Description:

Cut Section of the lung shows : chronic subapical cavity which is:-

- Outline: irregular

- Wall: thickened and fibrotic

- Lining: irregular and formed of grayish white cheese like friable necrotic

material

- The surrounding lung parenchyma: shows focal pneumonic consolidation and

cavitary foci (satellites)

- The hilar lymph nodes: slightly enlarged

Diagnosis : Fibrocaseous pulmonary Tuberculosis


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8-Organ: Lung (page 34)

Description:-

-The whole parenchyma is studded with tubercles which are numerous, small

rounded creamy yellowish with central caseation

-The hilar lymph nodes and pleura : shows similar tubercles

Diagnosis : Miliary tuberculosis of the lung


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Description:

Cut section shows: large solitary mass which is:-

- Well circumscribed and non encapsulated

- Site: near the hilum in relation to main bronchus

- Colour: greyish white

- Consistency : hard

Diagnosis : Bronchogenic carcinoma


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10- Organ : Lung (page 38)

Description:

-external surface: knobby and irregular

-Cut section: multiple nodules which are:

*shape: well circumscribed

*site: distributed all over the lung with condensation at the periphery

*colour: greyish pink

*size and shape: vary (rounded and oval)

Diagnosis : Metastatic deposits in the lung

Documents

Practical Pathology Respiratory System Module (All)