Abdomen Flashcards
No movement with respiration
Peritonitis
Paralysis
Visible pulsation
Aortic aneurysm
Vascular tumor??
Visible peristalsis
GI obstruction
Mass characterization
Site Size Shape Edge Mobility (with respiration, by hand) Consistency Fixation (to skin, to deep structures) Pulsation
Distended vessels
Upward: PHTN (caput Medusa), inferior vena cava obstruction
Downward: superior vena cava syndrome
Ascites ddx
Portal vein thrombosis Splenic vein thrombosis Cirrhosis Schistosomiasis ALF Primary biliary cholangitis Veno-occlusive syndrome (sinusoidal obstruction)
HF
Constructive pericarditis
Budd Chiari syndrome
IVC obstruction
Nephrotic syndrome Malnutrition Malignancy TB Pancreatitis
Hernial sites
Epigastric
Umbilical
Inguinal
Femoral
Normal bowel sound range
5-34 per minute
Bruit
Aortic
Renal arteries
Iliac arteries
Over organs (liver, spleen)
Splenic percussion techniques
Traube’s space
Castell’s method
Nixon’s method
Ddx of ascites
Portal hypertension: Cirrhosis Portal vein thrombosis Schistosomiasis Acute liver failure Heart failure Constrictive pericarditis Inferior vena cava obstruction
Non PHTN:
Nephrotic syndrome (osmotic)
Malnutrition
Malignancy
Tuberculosis
Pancreatitis (pancreatic secretions collect in the peritoneum die to pancreatic duct injury)
Chylous ascites (leakage of lymph into peritoneal cavity or increased peritoneal lymphatic pressure secondary to obstruction)
Ddx of splenomegaly
Malaria Typhoid fever Viral hepatitis Portal hypertension Lymphoma Leukemia Myelofibrosis Hemolytic anemia Military TB SLE IE Infectious mononucleosis Kalazar Sarcoidosis Toxoplasmosis Bartonella (cat scratch disease)
Ddx of hepatomegaly
Acute hepatitis (viral, drug induced, alcoholic) CLD
Hepatosplenomegaly
Advanced CLD TB Malaria Leukemia Thyroid fever Visceral leishmaniasis (kala-azar)
Splenomegaly with ascites
CLD
TB
Lymphoma
Leukemia
Ascites definition
Accumulation of >25ml of fluid in the peritoneal cavity
Normal: 5-20ml
Abdominal tap (paracentesis)
50-100 ml fluid tapped
2-3 cm below umbilicus
2-4 cm superomedial to ASIS
Peritoneal fluid analysis
Chemical
Bacteriological
Cellular
SAAG
Serum albumin con. - Ascitic fluid albumin con.
High SAAG
Greater than or equal to 1.1mg/dL
Cirrhosis (80% of cases) Alcoholic hepatitis Heart failure Portal vein thrombosis Budd-Chiari syndrome: obstruction of hepatic venous outflow Schistosomiasis Congenital hepatic fibrosis
Low SAAG
<1.1 mg/dL
TB Peritoneal malignancy Pancreatitis Pyogenic peritonitis (infection of ascitic fluid) Nephrotic syndrome Pseudomyxoma peritonei