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Path SJSM > block 3 lab > Flashcards

block 3 lab Flashcards

1
Q
A

necrotizing enterocolitis (gas shadows because air in GI submucosa) it looks like rings

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2
Q
A

Hirschsprung disease (dilated air in GI lumen)

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3
Q
A

necrotizing enterocolitis (gas shadows because air in GI submucosa) it looks like rings

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4
Q
A

normal gi epithelium

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5
Q

Describe the symptoms of this condition

A

Neonatal Enterocolitis

  • Abdominal distention of ileus & disintegrated villi (air in muscularis mucosa)
  • Bloody mucosa (hemorrhagic necrosis)
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6
Q

Describe the condition and its features

A

The respiratory membranes (bronchioles, alveolar ducts, & alveoli) are made up of eosinophilic hyaline, fibrin, & cell debris with necrotic type pneumocytes

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7
Q

What’s the treatment of the following condition?

A

Surfactant

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8
Q

The respiratory membranes (bronchioles, alveolar ducts, & alveoli) are made up of eosinophilic hyaline, fibrin, & cell debris with necrotic type pneumocytes

A

Neonatal respiratory distress syndrome/ hyaline membrane disease

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9
Q
  • Abdominal distention of ileus & disintegrated villi (air in muscularis mucosa)
  • Bloody mucosa (hemorrhagic necrosis)
A

Neonatal Enterocolitis

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10
Q

(dilated air in GI lumen) what’s the condition?

A

Hirschsprung disease

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11
Q

(gas shadows because air in GI submucosa) it looks like rings

A

necrotizing enterocolitis

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12
Q

What is the condition?

A

Neonatal respiratory distress syndrome/hyaline membrane disease

Has ground glass opacities

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13
Q

What’s the condition

A

Ground glass opacities = Neonatal respiratory distress syndrome/hyaline membrane disease

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14
Q

Describe a hemangioma

A

A raised red lesion on the face, neck, or chest that’s caused by dilated vessels that are abnormally formed on the surface of the skin and mucosa

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15
Q

A raised red lesion on the face, butt, neck, or chest that’s caused by dilated vessels that are abnormally formed on the surface of the skin and mucosa

benign tumors affecting cutaneous blood vessels

A

Describe a hemangioma

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16
Q

Dilated thin blood vessels without interstitial tissues in-between the blood vessels

It disappears by age 6

A

Capillary hemangioma

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17
Q

Describe a capillary hemangioma

A

Dilated thin blood vessels without interstitial tissues in-between the blood vessels

It disappears by age 6

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18
Q

Dilated thin blood vessels without interstitial tissues in-between the blood vessels

It disappears by age 6

A

Capillary Hemangioma

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19
Q

What is the condition?

A

Hemangioma

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20
Q

Describe the condition

A

Cavernous hemangioma

Dilated blood vessels with stroma in-between the blood vessels that happens in the brain & liver

It doesn’t go away

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21
Q

What condition can cavernous hemangioma lead to

A

Von Hippel Lindau disease do a CT scan

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22
Q

How do you treat cavernous hemangioma

A

Ligating blood vessels

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23
Q

benign tumors affecting cutaneous blood vessels due to proliferating capillary endothelial cells that make flat-to-elevated, irregular, & blue masses

A

Hemangiomas

Can be capillary (disappears) or cavernous (persists)

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24
Q

Describe the condition

A

Lymphangiomas these tend to persist and the lymph accumulates in the neck

This may be a warning sign of turner syndrome

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25
Q

Describe the condition

A

Pulmonary Hamartoma, has coin-like lesions that contain hyaline cartilage and foci of adipose tissue surrounded by cleft-like spaces

Expect abnormal location of cells in the same organ tissue (Not malignant)

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26
Q

has coin-like lesions that contain hyaline cartilage and foci of adipose tissue surrounded by cleft-like spaces

Expect abnormal location of cells in the same organ tissue (Not malignant)

A

Pulmonary Hamartoma,

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27
Q

Describe the condition

A

Peutz-Jeghers syndrome these are mucocutaneous lesions which are causing hyperpigmentation in the mouth/buccal mucosa (they tend to disappear with time)

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28
Q

Describe the condition

A

Peutz-Jeghers syndrome, causing hamartomatous polyps in the GI tract

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29
Q

Describe the condition

A

Peutz-Jeghers syndrome causing
- Mucocutaneous lesions (hyperpigmented lesions that disappear with time)
- Hamartomatous polyps (GI tract)

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30
Q

Describe the condition

A

Choristoma

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31
Q

What is this?

A

Heteropic normal thyroid tissue (right side) in the liver

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32
Q

Describe the condition

A

Choriostoma

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33
Q

Describe the condition

A

Gastric Pancreatic choriostoma (submucosal mass)

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34
Q

Describe the condition

A

Fibroadenoma, usually a small lump that moves inside the breast (can be single or multiple)

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35
Q

Describe the features of this condition

A

Fibroadenoma of the breast, it grows in the acini of the breast and it’s compressed by growing fibrous tissue (fibrous capsule)

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36
Q

46-year-old woman with palpable finding in left breast that was determined to be benign

A

Phyllodes tumor

left = craniocaudal
right = lateromedial

isodense mass

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37
Q

Describe the condition

A

Phyllodes tumor (leaf like
stromal architecture with capsule)

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38
Q

A 46-year-old woman presents with left sided breast enlargement and skin dimpling consistent with
peau d’orange. She had received two courses of antibiotics without improvement. Presentation is suggestive of what condition?

A

Inflammatory breast cancer

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39
Q

Describe the condition

A

Mature cystic teratoma of the ovary; it has all 3 germ layers (ecto, endo, meso derms)

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40
Q

Describe the condition

A

Mature cystic teratoma of the ovary

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41
Q

Describe the condition

A

Benign Leiomyoma, the left is normal myometrium while the rights the neoplasm with bundles of smooth muscle interlacing the tumor mass

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42
Q

Describe the condition

A

Top left = normal cervix

bottom left & right = Carcinoma of the cervix

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43
Q

Cervical PAP smear looks for what cells

A

Cervical cells with large & darker staining nuclei with irregular shapes

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44
Q

Describe the features of VonHIPPEL-Lindau syndrome

A
  • Hemangioblastoma
  • Increased risk of renal cell carcinoma
  • Pheochromocytoma
  • Pancreatic lesions (cysts, cystadenomas, & neuroendocrine tumors)
  • Eye lesions (retinal angiomas or hemangioblastomas)
45
Q

Describe the features of capillary hemangiomas

A

-Found around eyelids, eye surface/orbit, face, neck, & upper chest
- Decreased vision (amblyopia)
- Drooping eyes

46
Q

Describe the features of cavernous hemangiomas

A
  • Found in blood vessels in the brain, lungs, and liver
  • Presents with neurological deficits (speech & memory loss) and problems & seizures
  • Need surgery to remove them
47
Q

Dilated vascular channels, filled with many red blood cells

A

Hemangioma; Cavernous Hemangioma (image top left); Capillary Hemangioma (all other images)

48
Q

Benign congenital malformations of the lymphatic vessels usually characterized by cystic and cavernous dilatation. The white gaps are the lymphatic vessels.

A

Lymphangioma

49
Q

Always suspect_________, if this was the case, lymphangioma needs to removed.

A

testicular atrophy

50
Q

malformation of lymphatic system composed of endothelium-lined cysts that contain lymphatic fluid. Or ovarian Torsion or something.

A

Lymphangioma –

51
Q

Biopsy shows condensed tissue with a mixture of pale-staining immature myxomatous tissue, the most common type of BENIGN lung tumor. There is no malignancy shown, as that would be displayed by cellular atypia, mitosis and necrosis. Popcorn calcifications seen, round nodules lobulated with respiratory epithelium. IN THE PICTURE: nodules of hyaline cartilage are seen in the center mass, and then the left shows foci of adipose tissue, surrounded by entrapped airways.

A

Pulmonary Hamartoma

52
Q

Elderly patient comes in for routine checkup, has coughing, SOB and minimal respiratory problems. There is no Past Medical History or anything extraordinary. Pulmonary nodule is seen on CT and X-ray scans.

A

Pulmonary Hamartoma

53
Q

The biopsy shows presence of pancreatic lobules in the submucosa of gastric mucosa. The one on the right shows gallbladder mucosa with pancreatic lobules.

A

Gastric Pancreatic Choristoma/Choristoma

54
Q

: (Female) patient shows up with recurrent pain in the right hypochondriac region. Barium x-ray is done, or endoscopy is done, which shows mass in gallbladder or stomach. Patient says they have a burning sensation during digestion. This is because there are pancreatic enzymes in the stomach. There is no further action that needs to take place.

A

: Gastric Pancreatic Choristoma/Choristoma

Different organ cells within the tissue

55
Q

Choristomas are commonly found i

A

1) stomach 2) gallbladder 3) eye.

56
Q

: Hemorrhagic necrosis beginning in the mucosa, and extends to involve the muscular wall. Intestinal villi are seen disintegrating, loss of nuclei and has reddish cytoplasm. The mucosal wall in the right slide shows pneuomatosis

A

Necrotizing Enterocolitis (NEC)

57
Q

After being born, 2 weeks later the baby is brought back with symptoms of bloody stool and abdominal distention. Gas tracks are seen along the bowel wall, cystic “bubbly” collections. Air is collected in intestinal wall, but if it is intraluminal air accumulation 🡪 Hirshsprung’s

A

Necrotizing Enterocolitis (NEC)

There is hyperreactivity to bacteria which produces Toll-Like Receptors.
Mass is seen in duodenal area

58
Q

Eonsinophilic Hyaline Membranes line the alveolar ducts and alveoli, made up of fibrin admixed with cell debris (necrotic type II pneumocytes) 🡪 Increased pulmonary vascular permeability, plasma leaks into the alveoli, which makes hyaline stain pink.

A

: Neonatal Respiratory Distress Syndrome / Hyaline Membrane Disease

59
Q

: Neonate is presented with nasal flaring and grunting. This is due to surfactant deficiency, therefore need cortisol secretion (need to hit baby and starts crying, release of cortisol increased 🡪 Type II pneumocytes are responsible for secreting surfactant

A

Neonatal Respiratory Distress Syndrome / Hyaline Membrane Disease

60
Q

Biopsy shows well circumscribed, uniformly hypercellular stroma, uniform distribution of glands and stroma. The mammogram shows a mass in the breast, that looks fibrous. Can see fibrous capsule covering benign adenoma, why it’s well demarcated.

A

Fibroadenoma of the Breast

61
Q

Nontender, distorted shape of breast. Well-defined mobile mass. 25 y/o woman comes in and reports a distorted size of one breast.
No risk of developing into breast cancer, but has family Hx of breast cancer
TUMOR GROWS FROM FIBROUS TISSUE

A

Fibroadenoma of the Breast

62
Q

: Biopsy shows all different types of layers: Ectoderm, Mesoderm, Endoderm, therefore we see blood vessels, sebaceous glands, smooth muscles (everything). Hair, teeth, sebaceous everything

A

Mature Cystic Teratoma of the Ovary/aka Dermoid Cyst

63
Q

: Mostly asymptomatic, may have increased abdominal girth, urine frequency increased due to increased pressure, lower abdominal pain sometimes.
30 y/o female pt with hyperthyroidism, weight loss, palpitations, tachycardia. Lab findings: Increased T3/T4, decreased TSH

A

Mature Cystic Teratoma of the Ovary/aka Dermoid Cyst

Radio iodine test uptake 🡪 normally increased but comes back normal.
Next step: Ultrasound of the abdominal area

64
Q

Lab findings: Increased T3/T4, decreased TSH

Differential Diagnoses:
- Graves Disease ~ Increased T3/T4, decreased TSH
- Confusion, Irritability, hallucinations 🡪 Lumbar puncture shows anti-NMDAR antibodies [autoimmune encephalitis]
- Ovarion Torsion

A

: Mature Cystic Teratoma of the Ovary/aka Dermoid Cyst

65
Q

Describe the stage of cancer

A

Normal epithelium

66
Q

Describe the stage of cancer

A

CIN1:
Rarely (~1%) develops into invasive cervical cancer
&
~20% progress to CIN2

67
Q

Describe the stage of cancer

A

CIN2: 30% progress to stage CIN3

68
Q
A

CIN3: 40% progress to cancer which usually develops post long term HPV 16 or 18 infection

69
Q
A

poorly diff tumor (malignant)

70
Q
A

mod diff tumor

71
Q
A

well diff tumor (benign)

72
Q

T1NOMO tumor grading

A

Stage 1: small low-grade tumor with NO metastasis or spread to regional lymph nodes

73
Q

T4N3M1

A

Stage IV: Large, high-grade cancer that’s spread to regional lymph nodes and organs

74
Q

SOB
Neck & face swelling
cough
hoarseness (worse with supination or bending forward)
Chest x-ray shows upper right sided mediastinal mass
Compressed phrenic & right recurrent laryngeal nerve

A

Superior vena cava syndrome due to squamous cell lung cancer and lymphoma.

leading cause in young adults is lymphoma

75
Q

Describe the features of a Oncogenic activities of E7

A

The E7 protein binds to the RB protein and displaces the
E2F transcription factors that are normally sequestered by RB, promoting progression through the cell cycle. E7 also inactivates the CDK inhibitors p21 and p27 and also activate cyclins E and A.

76
Q

effects of tumors on host

A

Location and impingement on adjacent structures

Functional activity (synthesis of hormones, cytokines)

Bleeding and infections

Rupture and infarction

Cachexia (wasting)

77
Q

Lung cancer patients with Cushing syndrome have elevated_____________________________.

A

serum levels of both pro-opiomelanocortin and corticotrophin

78
Q

Patients with pituitary disease induced Cushing syndrome only has excess _______________

A

serum corticotrophin.

79
Q

Mostly associated with small cell lung carcinoma

Increased ADH–decreased urine output–decreased thirst–increased retention of water– the development of hyponatremia.

-altered mental status
-seizures
-coma and sometimes death

A

Overproduction of arginine vasopressin (antidiuretic hormone [ADH]) by a tumor causes syndrome of inappropriate ADH secretion (SIADH)

80
Q

Benign epithelial neoplasms with macroscopically visible fingerlike or warty projections called

A

Papilloma’s

81
Q

Describe the features of Papilloma’s

A

Benign epithelial neoplasms with macroscopically visible fingerlike or warty projections

82
Q

Large cystic masses are called

A

Cystadenomas

83
Q

Mixed tumors contain (Pleomorphic adenoma)

A

epithelial components scattered within a myxoid stroma that can have cartilage or bone (these arise from a single germ layer)

84
Q

Describe the features of benign tumors

A

1) Well differentiated
2) Progressive & slow growth
3) Well demarcated masses that don’t invade surrounding normal tissues
4) No metastasis

85
Q

1) Well differentiated
2) Progressive & slow growth
3) Well demarcated masses that don’t invade surrounding normal tissues
4) No metastasis

A

features of benign tumors

85
Q

Describe the features of Malignant tumors

A

1) Poorly differentiated (anaplasia)
2) Erratic growth with mitotic figures
3) Locally invasive & infiltrates surrounding tissue
4) Metastasis

86
Q

1) Describe the condition tumor of skeletal muscles
2) Marked cellular atypia
3) Nuclear pleomorphism
4) Hyperchromatic nuclei
5) Giant tumor cells

A

Rhabdosarcoma

87
Q

Describe the features of Rhabdosarcoma

A

1) Describe the condition tumor of skeletal muscles
2) Marked cellular atypia
3) Nuclear pleomorphism
4) Hyperchromatic nuclei
5) Giant tumor cells

88
Q

Describe the features of Leiomyoma

A

Benign & well-defined tumor

89
Q

What’s the condition

A

Leiomyosarcoma

90
Q

Describe the condition

A

Pseudomyxoma peritoni, a complication of appendiceal carcinomas & mucinous cystadenomas which fill peritoneal spaces with gel.

Leads to visceral organ failure

91
Q

a complication of appendiceal carcinomas & mucinous cystadenomas which fill peritoneal spaces with gel.

Leads to visceral organ failure

A

Pseudomyxoma peritoni

91
Q

What tumors are an exception and rarely metastasize?

A

Gliomas & skin carcinomas

91
Q

Prostatic adenocarcinomas tend to metastasize to

A

Bone

92
Q

Bronchogenic carcinomas tend to metastasize to

A

Adrenals & Brain

93
Q

Neuroblastomas tend to metastasize to

A

Liver & Bone

94
Q

Common methods of metastases for malignant tumors include

A

1) capillary beds
2) Batson paravertebral plexus (spine)
3) Tissues with specific chemokines receptors or chemoattractant similar to the primary tumor

95
Q

Describe the condition

A

Kruckenberg tumor, an adenocarcinoma with signet-ring cytology that metastasizes to the ovary

96
Q

Describe the condition

A

Virchow’s tumor, GI cancer that metastasizes to the supraclavicular lymph node via the thoracic duct

97
Q

Any GI cancer that metastasizes to the supraclavicular lymph node via the thoracic duct

A

Virchow’s tumor

98
Q

any adenocarcinoma with signet-ring cytology that metastasizes to the ovary

A

Kruckenberg tumor

99
Q

Why are sentinel nodes very usefulness when assessing cancer?

A

They are the first place a primary tumor will metastasize so you can determine if the cancer is metastatic or local

100
Q

Lung carcinomas tend to metastases to which nodes?

A

Peripheral tracheobronchial & mediastinal nodes

101
Q

Breast carcinomas tend to metastases to which nodes
&
Inner quadrants breast cancers ten to spread to which nodes

A

reg breast = first axillary nodes

Inner quadrant breast = nodes along the mammary arteries

102
Q

Normal nodal enlargement due to an immune response to tumor antigens is called

A

Reactive hyperplasia

103
Q

N (0–3): degree of spread to regional lymph nodes
N0:

A

tumor cells absent from regional lymph nodes

104
Q

N (0–3): degree of spread
N1:

A

regional lymph node metastasis present; (tumor spread to closest regional lymph nodes)

105
Q

N (0–3): degree of spread
N2:

A

Tumor spread to an extent between N1 and N3 (N2 is not used at all sites)

106
Q

N (0–3): degree of spread
N3:

A

N3: Tumor spread to more distant lymph nodes

Path SJSM (26 decks)

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