Pathology Flashcards

1
Q

Facial pain or paralysis with a salivary gland tumor usually indicates what?

A

Malignant involvement of CN VII

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Which salivary gland is most commonly affected by benign tumors?

A

Parotid gland

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Malignant tumors of salivary glands are most commonly found in what size glands?

A

Small glands

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Typical presentation of salivary gland tumors

A

Painless mass or swelling

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Most common salivary gland tumor

A

Pleomorphic adenoma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Where are pleomorphic adenoma tumors most commonly located?

A

At angle of jaw

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What happens if pleomorphic adenoma tumor is not completely excised or ruptures?

A

Recurs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

A benign mixed tumor composed of chondromyxoid stroma and epithelium

A

Pleomorphic adenoma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Most common malignant salivary gland tumor

A

Mucoepidermoid carcinoma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Malignant salivary tumor that can present with facial nerve damage and has mucinous squamous components

A

Mucoepidermoid carcinoma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Benign cystic tumor with germinal centers and lymphoid tissue that is the 2nd most common tumor of salivary glands typically found in smokers

A

Warthin tumor

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What population group is commonly affected by Warthin tumors?

A

Smokers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Esophageal manometry will have what type of LES pressures

A

Increased LES pressures

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Infection in someone from South America that causes achalasia

A

T cruzi infection causing Chagas disease

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What is the cause of achalasia

A

Destruction of Auerbach plexus causing esophageal dysmotility

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Presents with “bird’s beak” on barium swallow and progressive dysphagia to solids and liquids

A

Achalasia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

What is a complication of achalasia

A

Esophageal cancer

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

What neurons are affected in achalasia

A

Postganglionic inhibitory neurons

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Loss of what regulatory substances can cause achalasia

A

NO and VIP

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

Transmural esophageal rupture, usually in the distal esophagus, with pneumomediastinum due to violent retching that is considered a surgical emergency

A

Boerhaave syndrome

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Typical sign of Boerhaave syndrome

A

Crepitus in neck or chest region

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Type of infiltrates seen in esophagus with esophageal rings and linear furrows on endoscopy caused by food allergens and common in atopic patients

A

Eosinophils

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

Esophageal pathology caused by food allergens leading to dysphagia and food impaction and unresponsive to GERD therapy

A

Eosinophilic esophagitis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

Individual with caustic ingestion or acid reflux is at risk for what esophageal pathology

A

Esophageal strictures

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

Painless dilated submucosal veins that are 2ndary to portal HTN and commonly seen in cirrhotics which may cause life-threatening hemorrhage

A

Esophageal varices

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

Pill esophagitis is associated with what drugs?

A
PINT Bis:
Potassium chloride
Iron
NSAIDs
Tetracycline
Bisphosphonates
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

Esophagitis caused by Candida infection will have what type of gross finding?

A

White pseudomembrane

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

Esophagitis caused by HSV-1 infection will have what type of gross finding?

A

Punched-out ulcers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

Esophagitis caused by CMV infection will have what type of gross finding?

A

Linear ulcers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

Esophagitis is commonly associated with what?

A

Reflux

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

Commonly presents with heartburn, regurgitation, dysphagia, cough or hoarseness

A

GERD

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

GERD is associated with what atopic condition?

A

Asthma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

What is considered the cause of GERD

A

Transient decrease in LES tone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

Partial thickness mucosal laceration at GE junction due to severe vomiting

A

Mallory-Weiss tear

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

Clinical presentation of Mallory-Weiss tear

A

Painful hematemesis in alcoholics or bulimics

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

Mallory-Weiss tear can lead to what more serious condition

A

Boerhaave syndrome

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

Mallory-Weiss tear is commonly misdiagnosed with what other condition

A

Ruptured esophageal varices

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
38
Q

Presents with Dysphagia, Iron deficiency anemia, and Esophageal webs with associated glossitis and beefy red tongue

A

Plumber-Vinson syndrome

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
39
Q

Classic triad of Plumber-Vinson syndrome

A

Dysphagia, Iron deficiency anemia, Esophageal webs

Plumbers DIE

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
40
Q

Part of CREST syndrome caused by esophageal smooth muscle atrophy leading to decreased LES pressure and dysmotility and acid reflux

A

Sclerodermal esophageal dysmotility

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
41
Q

Complication of sclerodermal esophageal dysmotility

A

Barret esophagus, Aspiration, Strictures (BAS)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
42
Q

CREST syndrome

A

Calcinosis, Raynaud’s, Esophageal dysmotility, Telangiectasias

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
43
Q

Replacement of Nonkeratinized stratified squamous epithelium with intestinal epithelium in distal esophagus

A

Barret esophagus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
44
Q

Type of epithelium seen on pathology in Barret esophagus

A

Non-ciliated columnar intestinal epithelium with goblet cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
45
Q

What is Barret esophagus associated with?

A

GERD

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
46
Q

Complication of Barret esophagus

A

Esophageal adenocarcinoma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
47
Q

Typical presentation of esophageal cancer

A

Progressive dysphagia (first solids then liquids) and weight loss

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
48
Q

Adenocarcinoma is seen in what part of the esophagus?

A

Lower 1/3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
49
Q

Risk factors for adenocarcinoma of the esophagus

A

GERD, Barrett esophagus, obesity, smoking, achalasia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
50
Q

Adenocarcinoma of the esophagus is more prevalent in what part of the world?

A

America (west)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
51
Q

Squamous cell carcinoma is seen in what part of the esophagus

A

Upper 2/3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
52
Q

Risk factors for squamous cell carcinoma of the esophagus

A

Alcohol, hot liquids, caustic strictures, smoking, achalasia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
53
Q

Plumber-Vinson syndrome is associated with what risk factor?

A

Alcohol

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
54
Q

Type of intestinal metaplasia caused by GERD or irritation to lower esophagus

A

Barret esophagus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
55
Q

Lymph nodes that drain the lower 1/3 of the esophagus

A

Celiac and gastric nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
56
Q

Lymph nodes that drain the middle 1/3 of the esophagus

A

Mediastinal or tracheobronchial nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
57
Q

Lymph nodes that drain the upper 1/3 of the esophagus

A

Cervical lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
58
Q

How do NSAIDs cause acute gastritis?

A

NSAIDs decrease PGE2 decreasing gastric mucosa protection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
59
Q

How doe burns cause acute gastritis?

A

Hypovolemia causes intestinal ischemia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
60
Q

Type of ulcers caused by burns in acute gastritis

A

Curling ulcers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
61
Q

How does brain injury cause acute gastritis?

A

Increased vagal stimulation increases ACh which increases acid production

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
62
Q

Type of ulcers caused by brain injury in acute gastritis

A

Cushing ulcers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
63
Q

Complication of chronic gastritis

A

Gastric cancers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
64
Q

H pylori infection affects what part of the stomach

A

Affects antrum first then spreads to body

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
65
Q

Complications seen in H pylori infection

A

Peptic ulcer disease and MALT lymphoma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
66
Q

Treatment for H pylori infection

A

PPIs, Clarithromycin, Amoxicillin or Metronidazole

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
67
Q

Most common cause of chronic gastritis

A

H pylori infection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
68
Q

Autoantibodies to parietal cells and intrinsic factor with increased risk of pernicious anemia is seen in what type of chronic gastritis

A

Autoimmune gastritis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
69
Q

What causes pernicious anemia in autoimmune gastritis

A

Parietal cells destroyed, cannot make intrinsic factor, vitamin B12 cannot be absorbed

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
70
Q

What type of lymphocytes are involved in autoimmune gastritis?

A

T-cell mediated damage (type IV)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
71
Q

Precancerous condition caused by hyperplasia of the gastric mucosa leading to hypertrophied rugae that look like brain gyri, excess mucus production with resultant protein loss and parietal cell atrophy with decreased acid production

A

Ménétrier’s disease

72
Q

Bilateral metastases to ovaries with abundant mucin-secreting, signet ring cells

A

Krukenberg tumor

73
Q

Krukenberg tumor is associated with which type of cancer?

A

Diffuse type gastric cancer

74
Q

Virchow node is associated with what condition?

A

Metastasis from stomach

75
Q

Left supraventricular node by metastasis from stomach cancer

A

Virchow node

76
Q

Subcutaneous periumbilical metastasis

A

Sister-Mary-Joseph nodule

77
Q

Sister-Mary-Joseph nodule is associated with which type of cancer?

A

Intestinal type gastric cancer

78
Q

Type of stomach cancer not associated with H. pylori infection

A

Diffuse type

79
Q

Stomach cancer with signet ring cells and stomach wall that is grossly thickened and leathery

A

Diffuse type

80
Q

Mucin-filled cells with peripheral nuclei seen in diffuse type gastric cancer and Krukenberg tumor

A

Signet ring cells

81
Q

Gastric cancer associated with H. pylori infection, dietary nitrosamines, tobacco, achlorhydria and chronic gastritis

A

Intestinal type

82
Q

Most common type of gastric cancer

A

Adenocarcinoma

83
Q

Acute onset of multiple eruptive seborrheic keratoses common in gastric cancer

A

Leser-Trelat sign

84
Q

Which type of peptic ulcer is seen most commonly with H. pylori infections?

A

Duodenal > Gastric ulcer

85
Q

Which type of peptic ulcer has pain that is greater with meals and weight gain is seen?

A

Gastric ulcer

86
Q

What are common causes of gastric ulcers?

A

H. pylori, NSAIDs

87
Q

What are common causes of duodenal ulcers

A

Zollinger-Ellison syndrome

88
Q

Which type of peptic ulcer has a greater risk of carcinoma?

A

Gastric ulcer

89
Q

Type of peptic ulcer that has hypertrophy of Brunner glands on biopsy?

A

Duodenal ulcer

90
Q

Type of peptic ulcer in which biopsy of margins needs to be done to rule out malignancy?

A

Gastric ulcer

91
Q

Type of peptic ulcer in which weight loss is seen and pain is increased with meals?

A

Gastric ulcer

92
Q

Which artery is at risk of bleeding from a ruptured gastric ulcer on the lesser curvature of the stomach?

A

Left gastric artery

93
Q

What is the most common complication of peptic ulcers

A

Posterior hemorrhage

94
Q

Which artery is at risk of bleeding from an ulcer on the posterior wall of duodenum?

A

Gastroduodenal artery

95
Q

Which area, anterior or posterior duodenal, when ruptured, will cause free air under diaphragm with referred pain to the shoulder?

A

Anterior > posterior

96
Q

What nerve, when irritated, will have referred pain to the shoulder?

A

Phrenic nerve

97
Q

Celiac disease is an autoimmune-mediated intolerance to what product found in wheat products

A

Gliadin

98
Q

What HLA subtypes are associated with Celiac disease?

A

HLA-DQ2 and HLA-DQ8

99
Q

Which group of people are commonly affected by Celiac disease?

A

Northern Europeans

100
Q

Disease seen in Celiac disease that is caused by IgA deposits on dermal papillae?

A

Dermatitis herpetiformis

101
Q

What will a biopsy in Celiac disease show?

A

Villi atrophy and crypt hyperplasia

102
Q

What section of the GI tract is mostly affected by Celiac disease?

A

Mostly distal duodenum and/or proximal jejunum

103
Q

What is the treatment for Celiac disease?

A

Gluten-free diet

104
Q

A d-xylose test that shows decreased blood and urine levels is indicative of what type of disease?

A

Mucosal defects or bacterial overgrowth

105
Q

In what disease is a d-xylose test normal

A

Pancreatic insufficiency

106
Q

What type of immune cells mediate Celiac disease?

A

T-cell mediated

107
Q

What antibodies are seen in Celiac disease?

A

IgA anti-tissue transglutimase, anti-endomysial, and anti-deaminated gliadin peptide antibodies

108
Q

What test is done to test for lactose intolerance?

A

Lactose hydrogen breath test

109
Q

What level is necessary to diagnose lactose intolerance in a lactose hydrogen breath test?

A

> 20 ppm compared with baseline

110
Q

What is a common finding in lactose intolerance?

A

Osmotic diarrhea with decreased stool pH

111
Q

What are biopsy findings in lactose intolerance?

A

Normal-appearing villi

112
Q

What vitamins are commonly deficient in pancreatic insufficiency?

A

Fat-soluble vitamins and vitamin B12

113
Q

What are common findings in pancreatic insufficiency?

A

Decreased pH and fecal elastase

114
Q

Type of malabsorption syndrome that is responsive to antibiotics and seen in recent visitors to tropics?

A

Tropical sprue

115
Q

What vitamin deficiencies are seen in tropical sprue?

A

Vitamin B9 and B12

116
Q

What area of the GI tract is commonly affected in tropical sprue?

A

Jejunum and ileum > duodenum

117
Q

What is the cause of Whipple disease?

A

Tropheryma whipplei

118
Q

Disease more commonly seen in older man and causes cardiac symptoms, arthralgias, and neurologic symptoms that is PAS positive and has foamy macrophages in intestinal lamina propria?

A

Whipple disease

119
Q

Refractory cases of Celiac disease can lead to what complication?

A

Small bowel carcinoma and T-cell lymphoma

120
Q

Which group of individuals are commonly affected with IBS?

A

Middle-aged women

121
Q

What are the symptoms in IBS?

A

Diarrhea predominant, Constipation predominant or Mixed

122
Q

Symptoms in change in stool frequency with increased diarrhea in middle-aged women points to what disease?

A

IBS

123
Q

What is the most common cause of appendicitis in children?

A

Lymphoid hyperplasia

124
Q

What is the most common cause of appendicitis in adults

A

Fecalith obstruction

125
Q

What is the treatment for appendicitis

A

Appendectomy

126
Q

Abdominal pain with psoas, obturator and Rovsing sings with guarding and rebound tenderness indicated what disease?

A

Appendicitis

127
Q

Where is the initial pain in appendicitis usually felt?

A

Periumbilical

128
Q

What disease in elderly can mimic appendicitis?

A

Diverticulitis

129
Q

What pregnancy condition can mimic appendicitis?

A

Ectopic pregnancy

130
Q

What test is done to exclude ectopic pregnancy in a women of child-bearing age?

A

B-hCG

131
Q

What layers of the gut are found in a false or pseudo diverticulum?

A

Mucosa and submucosa

132
Q

What type of diet is associated with diverticulosis?

A

Low-fiber diets

133
Q

What is the most common location of diverticulum?

A

Mostly in sigmoid colon

134
Q

Pain caused by diverticulitis is typically felt in what abdominal quadrant?

A

LLQ

135
Q

What signs and symptoms are seen in diverticulitis?

A

LLQ pain, fever, leukocytosis

136
Q

What are complications of diverticulitis?

A

Abscess, fistula, obstruction or perforation

137
Q

What is a complication of fistulas seen in diverticulitis?

A

Colovesical fistula causing pneumaturia

138
Q

What is a complication of obstruction seen in diverticulitis?

A

Inflammatory stenosis

139
Q

What is a complication of perforation seen in diverticulitis?

A

Peritonitis

140
Q

Obstruction, dysphagia and halitosis in an elderly male points to what disease?

A

Zenker’s diverticulum

141
Q

What type of diverticulum is Zenker’s diverticulum, true or false diverticulum?

A

False diverticulum

142
Q

Where is the common location of Zenker’s diverticulum?

A

Killian triangle

143
Q

Where is Killian’s triangle located in the GI tract?

A

Between thyropharyngeal and cricopharyngeal parts of the inferior pharyngeal constrictor

144
Q

What is the cause of Zenker’s diverticulum?

A

Esophageal dysmotility

145
Q

What is considered a true diverticulum?

A

Meckel diverticulum

146
Q

What is the cause of Meckel diverticulum?

A

Persistence of vitelline duct

147
Q

What is the most common congenital anomaly of the GI tract?

A

Meckel diverticulum

148
Q

What are common findings in Meckel diverticulum?

A

RLQ pain, intussusception, volvulus or obstruction near terminal ileum with bleeding

149
Q

Cystic dilation of the vitelline duct?

A

Omphalomesenteric cyst

150
Q

What are the rule of 2’s in Meckel diverticulum?

A
2 times as likely in males
2 inches long
2 feet from ileocecal valve
2% of the population
2 years of life
2 types of epithelia (gastric/pancreatic)
151
Q

Congenital megacolon characterized by lack of ganglion cells/enteric nervous plexuses in distal segment of colon?

A

Hirschsprung disease

152
Q

What gene mutation is associated with Hirschsprung disease?

A

RET mutation

153
Q

What is the cause of Hirschsprung disease?

A

Failure of neural crest cell migration

154
Q

What chromosomal trisomy is associated with Hirschsprung disease?

A

Down syndrome

155
Q

What is a common finding in Hirschsprung disease?

A

Dilation of normal colon proximal to aganglionic segment

156
Q

Patient presents with bilious emesis, abdominal distention, and failure to pass meconium within 48 hours points to what disease?

A

Hirschsprung disease

157
Q

Where is Meckel diverticulum usually located?

A

Near terminal ileum

158
Q

How is Hirschsprung disease diagnosed?

A

Absence of ganglionic cells on rectal suction biopsy

159
Q

Squirt sign is a common finding in what disease?

A

Hirschsprung disease

160
Q

What is the treatment for Hirschsprung disease?

A

Resection of aganglionic segment

161
Q

Complication of malrotation of bowel

A

Volvulus or duodenal obstruction

162
Q

What is the cause of malrotation?

A

Anomaly of midgut rotation during fetal development

163
Q

What are common findings in malrotation?

A

Improper position of bowel and Ladd bands

164
Q

Fibrous bands from liver to colon caused by malrotation

A

Ladd bands

165
Q

Volvulus affects what area of gut in infants and children?

A

Midgut

166
Q

What are of colon is affected most in elderly?

A

Sigmoid colon

167
Q

Coffee bean sign on X-ray in an elderly person points to what disease?

A

Sigmoid volvulus

168
Q

What is a complication of volvulus?

A

Obstruction and infarction of colon

169
Q

Twisting of portion of bowel around its mesentery

A

Volvulus

170
Q

Telescoping of proximal bowel segment into distal segment commonly at ileocecal junction

A

Intussusception

171
Q

Who is mainly affected by intussusception?

A

Children

172
Q

What are common causes of intussusception in children?

A

Recent viral infection

173
Q

Mechanism of viral infection causing intussusception

A

Adenovirus causes Peyer path hypertrophy leading to a lead point for intussusception

174
Q

What vaccine is associated with intussusception?

A

Rotavirus vaccine

175
Q

What is the most common cause of intussusception in adults

A

Mass or tumor causing lead point

176
Q

What is the most common pathologic lead point causing intussusception?

A

Meckel diverticulum