Internal Medicine GI, Endo, Rheuma Flashcards
Aluminum hydroxide side effect
Magnesium hydroxide side effect
PPI side effect
Sucralfate side effect
Bismuth side effect
Constipation
Diarrhea
Angioedema
Constipation
Black tarry stool, neurotoxicity
If unresponsive to therapy after ____ days
What test
ZES, 14
Secretin test
Dieulafoy lesion. What?
Large caliber arteriole in LESSER curvature
AST/ALT >1000
Viral hepatitis
Ischemic liver injury
Toxin
AST:ALT > 2
AST:ALT < 1
Type of liver disease
Alcoholic liver disease
NAFLD, chronic viral
Budd Chiari syndrome
Triad
Patho
Ab pain, hepatomegally, ascites
Venous thrombus / embolus in hepatic veins
ALD
Cut off for glucocorticoids
How to compute
Discriminant function > 32
(PT - control) + serum bilirubin
ALD
MELD score
PT INR Serum bilirubin, Serum creatinine
Child pugh score
Bilirubin Ascites INR PT Encephalopathy Albumin
Spontaneous bacterial peritonitis
Value of PMN in ascitic fluid
> 2 organisms =
250/uL
Secondary bacterial peritonitis (perforation)
Hepatic encephalopathy
Is only diagnosed in ________
Usually increase in blood ______
Fulminant liver disease
Ammonia
First indication of portal hypertension
Splenomegaly
Diagnosis of acute pancreatitis
- Epigastric pain radiating to back
- Amylase and/or lipase x3
- Imaging
Pain medication of choice in acute pancreatitis
Meperidine
Most important intervention in pancreatitis?
Fluids: pNSS or Lactated ringers
Metabolic syndrome
Central obesity Hypertriglyceridemia Low HDL cholesterol Hypertension Fasting glucose
3/5
Metabolic syndrome
Central obesity
South asians
M >90cm
F >80cm
US
M> 102
F> 88
Metabolic syndrome
TAG
Serum TG > 150mg/dL
Metabolic syndrome
Low HDL
<40 males
<50 females
Metabolic syndrome
Bp
> 130, >85
Metabolic syndrome
Fasting Blood glucose
FBS > 100
Type 2 DM
DM diagnosis
FBS impaired
OGTT 75g
Hba1c
RBS
100-125 impaired fasting glucose
140-199
5.7-6.4
> 200 + polyuria polydipsia, polyphagia
FBS, OGTT fasting time
At least 8 hours
DM screening
- Usual start
- Earlier screen if?
> 45years every 3 years
Overweight + 1 risk factor
DM drugs that cause
Weight loss?
Weight gain?
Weight loss: biguanides metformin
Weight gian: insulin secretagogues. Glip glic glim + repaglinide
Treatment goals of DM
Hba1c Preprandial glucose Post prandial glucose BP LDL HDL TAG
- <7%
- 80-103mg/dL
- <180mg/dL
- <140/90
- <100 LDL
- > 40 mg/dL
- <150mg/dL
Lab testing for DM patients
- Hba1c testing
- DM nephropathy
- Lipid profile , creatinine
- 2-4 times ayear
- Annual
- Annual
Hypoglycemia diagnosis
<55mg/dL + symptoms
Whipples triad
Hypoglycemia
Low plasma glucose
Relief of symptoms after correction
Body hormones to prevent hypoglycemia
- Decrease insulin
- Incrase glucagon
- Increase epinephrine
Absolute contraindication for radioactive iodine therapy.
Pregnancy, lactation, thyroid storm
Most common cause of hypothyroidism
Iodine deficiency
Most common cause of hypothyroidism in iodine sufficient areas
Hashimoto
Sick euthyroid disease lab findings
- TSH
- FT4
- Normal
2. Decreased
Sites of DEXA scan
- Femoral neck
- Total femur
- Lumbar spine
Screening for osteoporosis
Riskfactors present.
Low BMI Fragility fracture Parental history of hip fracture Current smoking Glucocorticoid treatment RA Alcohol intake >70 in males > 65 women
DEXA scan values
Osteopenia
Osteoporosis
- -1 to - 2.5 SD
2. <2.5 SD
If BMD not available
2 test available
1
- OSTA
2. FRAX
First line pain meds for osteoarthritis?
Paracetamol
Asymptomatic hyperuricemia lab value
- > 7mg/dL male
2. >6mg/dL female
Crystals seen on synovial fluid analysis in gout.
Strongly negative birefringent needle shaped crystals.
Indication for medical therapy for gout
- what lab value?
- Clinical
Serum uric acid >11-13 mg/dL
Tophi
Common joint involvement in RA
Wrist PIP MCP
Deformities in RA
- Swan neck
- Boutonniere
- Z line
- Hallmark of RA
- Hyperextension of PIP flexion of DIP
- Flexion of PIP hyperextension of DIP
- Subluxation of 1st MCP, extension of 1st IP joint
- Flexor tendon tenosynovitis
Most frequent site of cardiac involvement in RA
Pleuritis/pericarditis
Earliest finding in imaging of RA patients
Juxtaarticular osteopenia
DMARD of choice in RA and its contraindication.
Methotrexate.
Contraindication in pregnancy
Empiric of Septic arthritis.
- Gram +
- Gram -
- Pseudomonas
- Oxacillin, naficillin
- Cefotaxime, ceftriaxone
- Cefipime
Contraindications to percutaenous liver biopsy.
- Prolonged INR
2. Significant ascites
Criteria for DKA resolution
- Plasma glucose
- Serum HCO3
- Venous pH
- Anion gap
- <200
- > 15meq/L
- > 7.3
- <= 12
Criteria for resolution of HHS
- Normal serum osmolarity
2. Improvement of mental status.
Treatment of hypothyroidism
Drug
Monitor
Levothyroxine 1.6mcg/kg/day
Monitor TSH every 3-4 months if primary
Monitor t4 if secondary