29 Questions
Which type of inflammation is characterized by a mixture of acute and chronic inflammation?
Pyogranulomatous inflammation
Which type of inflammation is associated with an allergic response, such as a spider bite or midge bite?
Eosinophilic inflammation
What type of inflammation is characterized by the presence of neutrophils?
Suppurative inflammation
Which type of inflammation is associated with chronic inflammation and the presence of macrophages?
Septic inflammation
Which type of tumor is characterized by cells that adhere together, forming brickwork structures with grouting in between?
Trichoepithelioma
Which type of tumor is associated with basal cells?
Trophoblastoma
Which type of tumor is commonly seen in white cats?
Squamous cell carcinoma
Which type of tumor is often found in the skin and can be identified cytologically?
Mast cell tumor
Which type of tumor is commonly seen in the mammary glands?
Soft tissue sarcoma
Which type of tumor is often benign and composed of histiocytes?
Histiocytoma
Which type of tumour is characterized by cells with indistinct cell borders and an entwined nature?
Mesenchymal skin tumour
Which type of tumour is characterized by large adipocytes with fat-filled cells?
Lipoma
Which type of tumour is associated with purple granules in the cytoplasm?
Mast cell tumour
Which type of tumour is characterized by cells with eccentric nuclei and perinuclear clear zones?
Plasmacytoma
Which type of tumour is characterized by cells with centrally placed nuclei, smooth chromatin, and few nucleoli?
Lymphoma
Which type of tumour is commonly found in young dogs and has a fried egg appearance?
Histiocytoma
Which type of tumour is commonly associated with high cell harvest and can be transmitted between animals?
TVT
Which type of tumour is characterized by cells that appear individually and have a high cell harvest?
Melanoma
What are some examples of sebaceous cell tumours?
Sebaceous cell tumours can include adenoma, carcinoma, and epithelioma.
What is a common type of tumour found in the anal sac?
A common type of tumour found in the anal sac is anal sac apocrine adenocarcinoma.
What is a hepatoid adenoma?
A hepatoid adenoma is a benign adenoma that resembles liver cells.
What are some examples of mesenchymal skin tumours?
Examples of mesenchymal skin tumours include fibroma, fibrosarcoma, lipoma, liposarcoma, and perivascular wall tumours such as haemangiopericytoma and myopericytoma.
What is a characteristic feature of lipoma?
Lipoma is characterized by large adipocytes with fat-filled cells.
What are the advantages of performing cytology - FNA/FNCS for cutaneous and subcutaneous masses?
Quick Simple Cheap Possible to do in house Helpful in establishing a diagnosis Clinical findings/cytological findings
When can a definitive diagnosis be obtained through cytology?
Sometimes, a definitive diagnosis can be obtained through cytology.
What are some scenarios where further investigation, such as biopsy, may be required despite having a preliminary idea of the diagnosis?
There might be cases where further investigation, such as biopsy, is required even if a preliminary diagnosis can be made.
What are some common types of inflammatory lesions associated with cutaneous and subcutaneous masses?
Some common types of inflammatory lesions include suppurative or acute inflammation (neutrophilic), pyogranulomatous inflammation (a mixture of acute and chronic inflammation), and granulomatous inflammation (macrophagic, chronic inflammation).
How can we distinguish between different cell types in non-inflammatory cutaneous and subcutaneous masses?
We can distinguish between epithelial, round, or mesenchymal cell types in non-inflammatory masses.
What are some examples of epithelial skin tumors?
Some examples of epithelial skin tumors include trophoblastoma (basal cell tumor), trichoepithelioma (hair follicle tumor), and squamous cell carcinoma.
Test your knowledge on differential diagnoses for cutaneous and subcutaneous masses with this quiz! Learn about the quick, simple, and cheap cytology technique of FNA/FNCS, its role in establishing a diagnosis, and its limitations. Explore cases where further investigation, such as a biopsy, may be necessary for a definitive diagnosis.
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