Less common disorders:L
DISEASE AND CAUSESPATHOPHYSIOLOGYSIGNS AND SYMPTOMSLassa feverViral infection du
| DISEASE AND CAUSES | PATHOPHYSIOLOGY | SIGNS AND SYMPTOMS |
| Lassa fever | ||
| An epidemic hemorrhagic fever transmitted to humans by contact with infected rodent urine, feces, or saliva. |
|
| Latex allergy | ||
| Latex protein allergens trigger release of histamine and other mediators of the systemic allergic cascade in sensitized persons. |
|
| Legg-Calve-Perthes disease | ||
| Ischemic necrosis leads to eventual flattening of the head of the femur due to vascular interruption. |
|
| Legionnaires' disease | ||
| Transmission of disease occurs with inhalation of organism carried in aerosols produced by air-conditioning units, water faucets, shower heads, humidifiers, and contaminated respiratory equipment. |
|
| Leprosy | ||
| Chronic, systemic infection with progressive cutaneous lesions, attacking the peripheral nervous system. |
|
| Lichen planus | ||
| Benign pruritic skin eruption that usually resolves in 2 to 3 years. |
|
| Listeriosis | ||
| Infection with febrile illness, transmitted by neonates in utero, by inhalation, consumption, or contact with contaminated unpasteurized milk, infected animals, or contaminated sewage, mud, or soil. |
|
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