342 results
Angiostrongyliasis - Angiostrongylus costaricensis Life Cycle
1) Eggs hatch in the ileum, and first-stage larvae are passed
Larvae migrate to intestinal ... eggs in tissues causes ... LifeCycle #diagnosis #pathophysiology ... infectiousdiseases #cdc
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
Adult in small intestine ... hatches; penetrates intestinal ... Scolex attaches to intestine ... LifeCycle #diagnosis #pathophysiology ... infectiousdiseases #cdc
Intestinal Hookworm Life Cycle
1) Eggs in feces
2) Rhabditiform larva hatches
3) Development to filariform larva in environment
4)
Intestinal Hookworm ... Adults in small intestine ... #Hookworm #Intestinal ... lifecycle #diagnosis #pathophysiology ... infectiousdiseases #cdc
Strongyloides Stercoralis Lifecycle
Free-Living Cycle:
1) Rhabditiform larvae in the intestine are excreted in stool. 
2) Development into
larvae in the intestine ... female in small intestine ... and migrate to intestinal ... LifeCycle #diagnosis #pathophysiology ... infectiousdiseases #cdc
Cysticercosis - Taenia solium Life Cycle
1) Eggs or gravid proglottids in feces and passed into environment.
2)
hatch, penetrate intestinal ... Humans acquire intestinal ... Adults in small intestine ... LifeCycle #diagnosis #pathophysiology ... infectiousdiseases #cdc
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
hypereosinophilia (HE) Caused ... cytokines Common causes ... disease Rare causes ... CD3-CD4+ T cells ... Differential #Diagnosis #Causes
Causes of Intestinal Obstruction - Differential Diagnosis
Lesions Extrinsic to the Intestinal Wall:
 • Adhesions: Postoperative, Congenital,
Causes of Intestinal ... Extrinsic to the Intestinal ... Intrinsic to the Intestinal ... • Congenital: Intestinal ... Diagnosis #SBO #bowel #Causes
Causes of Pediatric Constipation - Differential Diagnosis Algorithm
Dietary / Functional:
 • Insufficient Volume / Bulk
Neurologic:
 •
Causes of Pediatric ... Anal Atresia • Intestinal ... Stenosis • Intestinal ... Diagnosis #Algorithm #Causes
Capillariasis - Capillaria philippinensis Life Cycle
1) Unembryonated, thick-shelled eggs passed in feces.
2) Eggs become embryonated in
Adults in small intestinal ... re-invade small intestinal ... LifeCycle #diagnosis #pathophysiology ... infectiousdiseases #cdc
Ascaris lumbricoides - Ascariasis Life Cycle
1) Adults in small intestine
2) Fertilized egg - Unfertilized egg (will
Adults in small intestine ... Adults in small intestine ... proceeds in the small intestine ... LifeCycle #diagnosis #pathophysiology ... infectiousdiseases #cdc