Echinococcosis differential diagnosis: Difference between revisions
Line 68: | Line 68: | ||
|✔ | |✔ | ||
|✔ | |✔ | ||
| | | | ||
* [[Ultrasound]] | * [[Hypoalbuminemia]] (✔) | ||
Histology: | |||
* Multiple [[neutrophil|neutrophilic]] abscess with areas of [[necrosis]] | |||
* A rim of [[connective tissue]], with few inflammatory cells and amoebic [[trophozoites]] | |||
|[[Ultrasound|Ultrasound:]] | |||
* Homogenous hypoechoic areas that can be single or multiple with round edges | |||
* Round or oval in shape with variable size (around 2-6 cm in diameter) | |||
* An incomplete rim of [[edema]] | |||
| | | | ||
* Respond well to [[chemotherapy]] and rarely require drainage | * Respond well to [[chemotherapy]] and rarely require drainage |
Revision as of 17:55, 21 August 2017
Echinococcosis Microchapters |
Diagnosis |
---|
Treatment |
Case Studies |
Echinococcosis differential diagnosis On the Web |
American Roentgen Ray Society Images of Echinococcosis differential diagnosis |
Risk calculators and risk factors for Echinococcosis differential diagnosis |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1];
Overview
Cystic echinococcosis must be differentiated from other diseases presenting with right sided abdominal pain such as pyogenic liver abscess and amoebic liver abscess and fungal liver abscess.
Differential Diagnosis
Echinococcal cyst must be differentiated from other diseases presenting with similar features of right sided abdominal pain such as:
Disease | Causes | Symptoms | Lab Findings | Imaging Findings | Other Findings | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Fever | Pain | Cough | Hepatomegaly | Jaundice | Weight loss | Diarrhea
or Dysentry |
Nausea and
vomiting | ||||||
Abdominal pain
(right upper quadrant pain) |
Pleuritic pain | ||||||||||||
Echinococcal (hydatid) cyst | Echinococcus granulosus | ✔ | ✔ | ✔ | ✔ | Histology: Hydatid cyst with three layers:
|
Ultrasound:
|
| |||||
Amoebic liver abscess | Entamoeba histolytica | ✔✔✔ | ✔✔✔ | ✔/✘ | ✔ | ✔✔/✘ | ✔
(late stages) |
✔
(late stages) |
✔ | ✔ |
Histology:
|
Ultrasound:
|
|
Pyogenic liver abscess | Bacteria
|
✔ | ✔ | ✔✔ | ✔✔ | ✔/✘ | ✔✔✔ | ✔
(acute loss) |
Pale/dark stool | ✔ | Hypoalbuminemia
(✔✔✔) |
Cluster sign |
|
Fungal liver abscess | Candida species Aspergillus species |
✔ | ✔ | ✔/✘ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | CT and Us findings with four patterns of presentation:
|
| |
Malignancy
(hepatocellular carcinoma/metastasis) |
✔ | ✔
(uncommon) |
✔ | ✔ | ✔✔ | Pale/Chalky stool | ✔✔ |
|
Other symptoms: |