Etiology

• Biliary disease{most common}
• Colonic disease
• Cryptogenic disease
  Cryptogenic disease
  A cryptogenic disease is a disease of which the cause is unknown. It may be used in a particular case, when the nature of the patient's condition is known but the cause has not been found . The word cryptogenic also appears in the names of some disease entities, when the situation is sufficiently...
  
  
• Pancreatitis
• Infection of blood
• Abdominal infection
• Infection of biliary system
• Trauma of liver

Common bacterial causes

• Streptococcus milleri
• E. coli
• Streptococcus fecalis
• Klebsiella pneumoniae
  Klebsiella pneumoniae
  Klebsiella pneumoniae is a Gram-negative, non-motile, encapsulated, lactose fermenting, facultative anaerobic, rod shaped bacterium found in the normal flora of the mouth, skin, and intestines....
  
  
• Proteus vulgaris
  Proteus vulgaris
  Proteus vulgaris is a rod-shaped, Gram negative bacterium that inhabits the intestinal tracts of humans and animals. It can be found in soil, water and fecal matter. It is grouped with the enterobacteriaceae and is an opportunistic pathogen of humans...
  
  
• Bacteroides
  Bacteroides
  Bacteroides is a genus of Gram-negative, bacillus bacteria. Bacteroides species are non-endospore-forming, anaerobes, and may be either motile or non-motile, depending on the species. The DNA base composition is 40-48% GC. Unusual in bacterial organisms, Bacteroides membranes contain sphingolipids...
  
  
• Opportunistic Pathogens (Staphylococcus
  Staphylococcus
  Staphylococcus is a genus of Gram-positive bacteria. Under the microscope they appear round , and form in grape-like clusters....
  
  )

Clinical features

• 1.Acute Abscess
• Fever
  Fever
  Fever is a common medical sign characterized by an elevation of temperature above the normal range of due to an increase in the body temperature regulatory set-point. This increase in set-point triggers increased muscle tone and shivering.As a person's temperature increases, there is, in...
  
  
• Lethargy
• Discomfort in Right Upper Quadrant Of Abdomen
• Anorexia
  Anorexia (symptom)
  Anorexia is the decreased sensation of appetite...
  
  
• Enlarged and Tender Liver
• Pleural effusion
  Pleural effusion
  Pleural effusion is excess fluid that accumulates between the two pleural layers, the fluid-filled space that surrounds the lungs. Excessive amounts of such fluid can impair breathing by limiting the expansion of the lungs during ventilation.-Pathophysiology:...
  
  

• 2.Chronic Abscess
• Fever
• Abdominal discomfort
• Enlarged Liver

Diagnosis

• Blood CP (No Leucocytosis)
• Haemoglobin estimation (anaemia)
• Serum albumin
  Serum albumin
  Serum albumin, often referred to simply as albumin is a protein that in humans is encoded by the ALB gene.Serum albumin is the most abundant plasma protein in mammals. Albumin is essential for maintaining the osmotic pressure needed for proper distribution of body fluids between intravascular...
  
   levels (Falls rapidly)
• USG and CT Scanning

Treatment

• 1.Antibiotics

• 2.Percutaneous Drainage under USG or CT Control
• 3.Laparotomy
  Laparotomy
  A laparotomy is a surgical procedure involving a large incision through the abdominal wall to gain access into the abdominal cavity. It is also known as coeliotomy.- Terminology :...
  
  in intraabdominal disease