Patho Flashcards
Rule of 10s of pheochromocytoma
10% malignant 10% bilateral 10% extra-adrenal 10% calcify 10% kids
Hurthle cells
Hashimoto’s thyroiditis
thyroid disease assoc with increased risk of non-Hodgkin lymphoma
Hashimoto thyroiditis
most common cause of death in gigantism
cardiac failure
treatment of nephrogenic DI
Hydrochlorothiazide
Amiloride
Indomethacin
Aggressive correction of hyponatremia leads to
Central pontine myelinolysis
Paraneoplastic syndromes associated with small cell lung CA
ADH and ACTH
Treatment of SIADH
Vasopressin antagonists:
Tolvaptan
Conivaptan
Demeclocycline
most common cause of death among diabetics
myocardial infarction
rule of 1/3 of carcinoid syndrome
1/3 metastasize
1/3 present with second malignancy
1/3 are multiple
gastrin-secreting tumor of pancreas or duodenum
Zollinger-Ellison syndrome
recurrent diarrhea
cutaneous flushing
asthmatic wheezing
R-sided valvular disease
niacin deficiency
high urinary 5-HIAA
Carcinoid syndrome
MEN 1
Wermer syndrome
Pit Pan Para
Pituitary
Pancreas
Parathyroid
MEN 2A
Sipple syndrome
Pheochromocytoma
Parathyroid hyperplasia
Medullary thyroid carcinoma
MEN 2B
Oral / mucosal neuroma
Medullary thyroid carcinoma
Pheochromocytoma
*Marfinoid habitus
clinical syndrome of VIPoma (pancreatic tumor)
WDHA syndrome:
Watery Diarrhea
Hypokalemia
Achlorhydria
benign cystic tumor with germinal centers; second most common salivary gland tumor
Warthin tumor
papillary cystadenoma lymphomatosum
Triad of Plummer-Vinson syndrome
“Plummers DIG”
Dysphagia (esophageal webs)
IDA
Glossitis
CREST Syndrome of limited cutaneous systemic scleroderma
Calcinosis cutis Raynaud phenomenon Esophageal dysmotility Sclerodactyly Telangiectasia
Risk factors for esophageal cancer
AABCDEFFGH Achalasia Alcohol Barrett Cigarette Diverticula Esophageal web Familial Fat GERD Hot liquids
most common site of intestinal gastric adenoca
lesser curvature of stomach
Common symptoms of whipple disease
Foamy Whipped cream in a CAN
Cardiac
Arthralgia
Neurologic
foamy macrophages
PAS +
Tropheryma whipplei (gram +)
Diagnosis of celiac sprue
serum level of tissue transglutaminase antibodies
malabsorption syndrome assoc with dermatitis herpetiformis
celiac sprue
treatment of Crohn’s disease
Corticosteroids Azathioprine Methotrexate Infliximab Adalimumab
treatment of ulcerative colitis
Sulfasalazine
6-mercaptopurine
Infliximab
Colectomy
most common congenital anomaly of the GIT
Meckel diverticulum
Five 2s of Meckel
2% of population 2 inches long 2 feet from ileocecal valve 2 years old 2 types of epithelia (gastric/pancreatic)
Diagnosis of Meckel
Pertechnetate study
uptake by ectopic gastric mucosa
diagnosis of Hirschsprung
rectal suction biopsy
most common cause of small bowel obstruction
adhesions
causes of ileus
post op abdominal surgery
opiates
hypokalemia
sepsis
common location of ischemic colitis
splenic flexure
distal colon
most common non neoplastic polyp in the colon
hyperplastic
Failure of GnRH-secreting neurons to migrate from olfactory lobes to the hypothalamus
Kallmann’s syndrome
FAP
+
osseous and soft tissue tumors
congenital hypertrophy of RPE
Gardner syndrome
FAP
+
malignant CNS tumor
Turcot syndrome
molecular pathogenesis of colorectal carcinoma
loss of APC gene
K-RAS mutation
loss of tumor suppressor gene (p53)
serum marker that decreases in Wilson disease
ceruloplasmin
fatal childhood hepatoencephalopathy
mitochondrial abn fatty liver hypoglycemia vomiting hepatomegaly coma
Reye syndrome
hobnail appearance of the liver
alcoholic cirrhosis
intracytoplasmic eosinophilic inclusions (Mallory bodies) are seen in
alcoholic hepatitis
aflatoxin: HCC
arsenic, vinyl chloride:
angiosarcoma
associated conditions with Budd-Chiari syndrome
hypercoagulable states
polycythemia vera
pregnancy
HCC
conjugated hyperbilirubinemia due to defective liver excretion; presents with grossly black liver
Dubin-Johnson syndrome
absent UDPGT leading to unconjugated hyperbilirubinemia; fatal within a few years
Crigler - Najjar syndrome type I
treatment of Wilson disease
penicillamine
Kayser - Fleischer rings
Wilson disease
hepatolenticular degeneration
symptoms of Wilson disease
Copper is Hella BAD
Ceruloplasmin low, Cirrhosis, Corneal deposits, Carcinoma hepatocellular Hemolytic anemia Basal ganglia degeneration Asterixis Dementia, Dyskinesia, Dysarthria
symptoms of hemochromatosis
“Can Cause Deposits”
Cirrhosis
CHF
Diabetes mellitus
autoimmune conditions associated with primary biliary cirrhosis
CREST
Sjogren
Rheumatoid arthritis
Celiac disease
unknown cause of concentric “onion skin” bile duct fibrosis
presents with alternating strictures and dilatation with beading of intra and extrahepatic bile ducts
Primary sclerosing cholangitis
migratory thrombophlebitis (Trousseau syndrome) seen in
pancreatic adenocarcinoma
obstructive jaundice with palpable, nontender gallbladder
Courvoisier sign in pancreatic adenocarcinoma
cause of isolated basophilia
myeloproliferative disease
CML
conditions decreasing ESR
polycythemia sickle cell disease microcytosis hypofibrinogenemia CHF
Conditions assoc with basophilic stippling
BASically, ACiD Alcohol is LeThal
Anemia of chronic disease
Alcohol
Lead poisoning
Thalassemias
Conditions assoc with target cell
HALT
Hemoglobin C disease
Asplenia
Liver disease
Thalassemia
Conditions assoc with basophilic stippling
BASically, ACiD Alcohol is LeThal
Anemia of chronic disease
Alcohol
Lead poisoning
Thalassemias
Conditions assoc with target cell
HALT
Hemoglobin C disease
Asplenia
Liver disease
Thalassemia
treatment of sideroblastic anemia
pyridoxine
cofactor of ALA synthase
causes of sideroblastic anemia
alcohol lead isoniazid vit B6 def copper def
anemia with elevated homocysteine and methylmalonic acid
Vit B12 deficiency
versus folate deficiency - normal methylmalonic acid
Nonmegaloblastic macrocytic anemias
liver disease
alcoholism
reticulocytosis
drugs (5-FU, zidovudine, hydroxyurea)
Heinz bodies
Bite cells
G6PD deficiency
Triad of PNH
Pancytopenia
veNous thrombosis
Hemolytic anemia
Salmonella osteomyelitis Dactylitis Acute chest syndrome Avascular necrosis Stroke Renal papillary necrosis
are complications of
Sickle cell disease
AIHA seen in Mycoplasma infections and infectious Mononucleosis
Cold agglutinin (IgM)
AIHA seen in Mycoplasma infections and infectious Mononucleosis
Cold agglutinin (IgM)
Schistocytes (helmet cells) are seen in
Macro and microangiopathic hemolytic anemias, thalassemias
Conditions causing eosinopenia
Cushing syndrome
Corticosteroids
Conditions causing lymphopenia
HIV
DiGeorge syndrome
Corticosteroids
SCID
Enzymes inhibited in lead poisoning
Ferrochelatase
ALA dehydratase
most common porphyria
porphyria cutanea tarda
5 Ps of Acute intermittent porphyria
Painful abdomen Port wine-colored urine Polyneuropathy Psychological disturbances Precipitated by drugs, alcohol and starvation
Treatment of acute intermittent porphyria
Glucose
Heme
(to decrease activity of ALA synthase)
platelet disorder characterized by anti GpIIb/IIIa antibodies
may be triggered by viral illness
immune thrombocytopenia
platelet disorder characterized by deficiency of ADAMTS 13 (vWF metalloproteinase)
TTP
pentad of TTP
FAT RN Fever Anemia (microangiopathic hemolytic) Thrombocytopenia Renal (Uremia) Neurologic sx
most common inherited bleeding disorder
von Willebrand disease
Ristocetin cofactor assay is used in the diagnosis of
vWD (decreased agglutination)
Causes of DIC
STOP Making New Thrombi Sepsis (gram neg) Trauma OB complications Pancreatitis Malignancy Nephrotic syndrome Transfusion
decreased ability to inactivate factors V and VIII leading to thrombotic skin necrosis
may present with hemorrhage following administration of warfarin
protein C or S deficiency
Contents of cryoprecipitate
Fibrinogen vWF Fibronectin Factor 8 Factor 13
Blood transfusion risks (electrolyte imbalance)
Hypocalcemia
Hyperkalemia
S/Sx of Parkinson Disease
SMART Shuffling gait Mask-like facies Akinesia/bradykinesia Rigidity Tremors (resting)
disease characterized by bone pain, deformity and hearing loss
increased abnormal osteoclasts - multinucleated cells (100 nuclei)
Paget’s disease of the bone
most common cause of male hypogonadism
Klinefelter syndrome
primary hypogonadism long lower extremities small, firm testes azoospermia intellectual disability gynecomastia sparse body hair
Klinefelter syndrome
47 XXY
Arm span > height
Long fingers
Joint laxity
Marfanoid habitus
gross:
well-defined yellowish tumors of adrenal cortex
adrenocortical adenomas
electrolyte imbalance in Conn’s syndrome
hypokalemia, metab alka