spinipalpusm, Dermacentor andersoni, and D. variabilis
Endemic to: North America and eastern Russia
Colorado tick fever
Organism: Colorado tick fever virus (CTF), a coltivirus from the Reoviridae
Vector: Dermacentor andersoni
Region: US (West)
Crimean-Congo hemorrhagic fever
Organism: CCHF virus, a nairovirus, from the Bunyaviridae
Vector: Hyalomma marginatum, Rhipicephalus bursa
Region: Southern part of Asia, Northern Africa, Southern Europe
Severe febrile illnessOrganism: Heartland virus, a phlebovirus, from the Bunyaviridae
Vector: Lone star tick (Amblyomma americanum)
Region: Missouri and Tennessee, United States
Severe febrile illness, headaches, coma in 1/3 patientsOrganism: tentatively Alongshan virus, jingmenvirus group in the flavivirus family
Vector: tick (likely Ixodes persulcatus, Ixodes ricinus), mosquitoes
Region: Inner Mongolia but potentially more widespread

Protozoan
Babesiosis
Organism: Babesia microti, Theileria equi
Vector: Ixodes scapularis (deer tick), I. pacificus (western black-legged tick)
Region (US): Northeast, West Coast
Cytauxzoonosis
Organism: Cytauxzoon felis
Vector: Amblyomma americanum (Lone star tick)
Region (US): South, Southeast

Toxin
Tick paralysis
Cause: Toxin
Vector (US): Dermacentor andersoni (Rocky Mountain wood tick), D. variabilis (American dog tick or wood tick)
Region (US): D. andersoni: East, D. variabilis: East, West coast
Vector (Australia): Ixodes holocyclus (Australian paralysis tick)
Region (Australia): East

Allergies
Alpha-gal allergy - Alpha-gal syndrome is likely caused by a hypersensitivity reaction to the Alpha-gal (Galactose-alpha-1,3-galactose) sugar molecule introduced by ticks while feeding on a human host. The immune reaction can leave people with an allergy to red meat and other mammalian derived products.
Areas with woods, bushes, high grass, or leaf litter are likely to have more ticks. Those bitten commonly experience symptoms such as body aches, fever, fatigue, joint pain, or rashes. People can limit their exposure to tick bites by wearing light-colored clothing (including pants and long sleeves), using insect repellent with 20%–30% N,N-Diethyl-3-methylbenzamide (DEET), tucking their pants legs into their socks, checking for ticks frequently, and washing and drying their clothing (in a hot dryer).According to the World Health Organization, tick-to-animal transmission is difficult to prevent because animals do not show visible symptoms; the only effective prevention relies on killing ticks on the livestock production facility. Tick removal
Ticks should be removed as soon as safely possible once discovered. They can be removed either by grasping tweezers as close to the mouth as possible and pulling without rotation; some companies market grooved tools that rotate the hypostome to facilitate removal. Chemical methods to make the tick self-detach, or trying to pull the tick out with one’s fingers, are not efficient methods. Diagnosis
In general, specific laboratory tests are not available for rapid diagnosis of tick-borne diseases. Due to their seriousness, antibiotic treatment is often justified based on clinical presentation alone. Assessing risk
For a person or pet to acquire a tick-borne disease requires that the individual gets bitten by a tick and that the tick feeds for a sufficient period of time. The feeding time required to transmit pathogens differs for different ticks and different pathogens.