40 results
Leishmaniasis Life Cycle
1) Sandfly takes a blood meal (injects promastigote stage into the skin)
Human Stages:
2) Promastigotes
stage into the skin ... Leishmaniasis #LifeCycle ... #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Clonorchiasis - Clonorchis sinensis Life Cycle
1) Embryonated eggs passed in feces.
2) Eggs ingested by the snail
encyst in the skin ... Clonorchis #sinensis #LifeCycle ... #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Staphylococci (skin ... gut) • Viruses: HSV ... Staphylococci (skin ... #differential #diagnosis ... #causes #infectiousdiseases
Strongyloides fuelleborni Lifecycle
Free-Living Cycle
1) Eggs containing rhabditiform larvae passed in feces.
2) Rhabditiform larvae hatch in environment.
Strongyloides fuelleborni Lifecycle ... penetrate the intact skin ... #Parasite #diagnosis ... pathophysiology #infectiousdiseases ... #cdc
Intestinal Hookworm Life Cycle
1) Eggs in feces
2) Rhabditiform larva hatches
3) Development to filariform larva in environment
4)
larva penetrates skin ... Hookworm #Intestinal #lifecycle ... #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Strongyloides Stercoralis Lifecycle
Free-Living Cycle:
1) Rhabditiform larvae in the intestine are excreted in stool. 
2) Development into
Strongyloides Stercoralis Lifecycle ... penetrate the intact skin ... #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... ITP - APLS - HIT ... cryoglobulins • Skin ... #Algorithm #Causes
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... • Erythematous rash ... ulcerations • Skin ... • Skin vasculopathies ... #dermatology #diagnosis
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
sweats (28%) • Skin ... rash (48%) • ... 14%), in which case ... Viral hepatitis Diagnosis ... #diagnosis
Onchocerciasis - Onchocerca volvulus Life Cycle
1) Blackfly (genus Simulium) takes a blood meal (L3 larvae enter
typically are found in skin ... OnchocercaVolvulus #LifeCycle ... #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite