31 results
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic ... Causes of Dyspnea ... Hemorrhage • Chronic ... : Ascites, Pregnancy ... #Chronic #Causes
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
potentially be an acute ... Abdominal Pain: • Pregnancy ... pain • Ectopic pregnancy ... aneurysms • Acute ... #Diagnosis #gastroenterology
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
variant • fetal ... diphosphoglycerate: • pregnancy ... • chronic ... #Differential #Causes
Causes of Gallbladder Wall Thickening
Primary Wall Thickening:
1 . Acute calculous cholecystitis
2. Acute acalculous cholecystitis
3. Chronic cholecystitis
4.
Causes of Gallbladder ... Acute calculous ... Chronic cholecystitis ... Dengue fever, Pregnancy ... Wall #Thickening #Causes
Stool Cultures - Indications in Diarrhea
Patient Categories to Order Stool Cultures On:
 • Persisting 1 week
IBD, age > 70, pregnant ... Few infectious causes ... of acute gastroenteritis ... 196 (1.5%) had a positive ... Indications #diagnosis #gastroenterology
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Evaluation of Chronic ... Causes of acute ... Systemic disease - Fecal ... fat Increased fecal ... 1000 g/24 h) #Chronic
Hepatitis B Virus Serology and Interpretation
HBsAg - Anti-HBs - Anti-HBc - HBeAg - Anti-HBe
 - Acute
- Anti-HBe - Acute ... hepatitis B - Chronic ... (about 10% of cases ... ) - Acute hepatitis ... immunity) - False-positive
Pediatric Vomiting - Gastrointestinal and Systemic Causes - Differential Diagnosis Algorithm
Hepatobiliary:
 • Acute Hepatitis
 • Acute
Gastrointestinal and Systemic Causes ... Gastrointestinal - Chronic ... Gastrointestinal - Chronic ... Metabolic: • Pregnancy ... Diagnosis #Algorithm #Causes
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Acute Fatty Liver ... of Pregnancy (AFLP ... : • Defect in fetal ... = nonspecific (nausea ... headache, malaise) → Acute
Causes of Intrauterine Growth Restriction / Small for Gestational Age - Differential Diagnosis Algorithm
Fetal Factors:
 -
Causes of Intrauterine ... Diagnosis Algorithm Fetal ... previa • Chronic ... diseases • Chronic ... GrowthRestriction #Pregnancy