Envenomation (snake, spider, insect)

Abdominal aortic aneurysm Acute coronary syndrome (NSTEMI)Acute coronary syndrome (STEMI)Acute decompensated heart failure Acute limb ischemia Acute mesenteric ischemia Aortic dissection Aortic stenosis Atrial fibrillation and flutter Bradyarrhythmia and heart block Cardiac arrest Deep vein thrombosis Myocarditis Pericarditis Pulmonary embolism Stable angina Superficial thrombophlebitis Superior vena cava syndrome Supraventricular tachycardia Syncope (cardiogenic)Unstable angina Ventricular tachycardia

Acute bronchitis Acute respiratory failure Aspiration pneumonia Asthma exacerbation Bronchiolitis Community-acquired pneumonia COVID-19 pneumonia COPD exacerbation Croup Croup (laryngotracheobronchitis)Epiglottitis Hemothorax Hospital-acquired pneumonia Pleural effusion Pneumothorax (traumatic)Pulmonary contusion Spontaneous pneumothorax

Bell's palsy Benign paroxysmal positional vertigo Brain abscess Cauda equina syndrome Cervical radiculopathy Concussion (mild traumatic brain injury)Encephalitis Guillain-Barré syndrome Hemorrhagic stroke (intracerebral)Ischemic stroke Lumbar radiculopathy Malignant spinal cord compression Migraine Peripheral neuropathy (acute)Retropharyngeal abscess Schizophrenia (acute exacerbation)Seizure (breakthrough:known epilepsy)Seizure (first-time)Spinal cord injury Status epilepticus Subarachnoid hemorrhage Tension headache Transient ischemic attack Traumatic brain injury (moderate-severe)Vestibular neuritis Viral meningitis

Acute appendicitis Acute cholecystitis Acute diverticulitis Acute pancreatitis Anal fissure Choledocholithiasis and cholangitis Clostridioides difficile colitis Gastritis Gastroenteritis (viral and bacterial)Gastroesophageal reflux disease Incarcerated or strangulated hernia Inflammatory bowel disease flare Large bowel obstruction Lower GI hemorrhage Peptic ulcer disease Perforated viscus Small bowel obstruction Upper GI hemorrhage

Acute prostatitis Acute urinary retention Ectopic pregnancy Epididymitis Orchitis Ovarian torsion Paraphimosis Pelvic inflammatory disease Priapism Pyelonephritis Renal laceration Ruptured ovarian cyst Testicular torsion Tubo-ovarian abscess Urinary tract infection (uncomplicated)Urolithiasis (renal colic)Vaginal bleeding (non-pregnant)

Acute sinusitis Acute tonsillitis Acute upper respiratory infection Animal bite Bacterial meningitis Cellulitis Conjunctivitis (bacterial)Dental abscess Endocarditis Febrile neutropenia Fournier gangrene Hand-foot-mouth disease Hepatitis (acute)Herpes zoster HIV-related illness Human bite Impetigo Infected diabetic foot ulcer Infectious mononucleosis Influenza Necrotizing fasciitis Osteomyelitis Otitis externa Parasitic infection Periorbital cellulitis Peritonsillar abscess Scabies Sepsis Septic arthritis Spontaneous bacterial peritonitis Tick-borne illness (Lyme disease)Tinea infection Tuberculosis Viral exanthem Wound infection

Achilles tendon rupture ACL and mceniscus tear Ankle fracture Ankle sprain Burn Calcaneus fracture Cervical spine fracture Clavicle fracture Dental avulsion Distal radius fracture Drowning Elbow fracture and dislocation Electrical injury Facial bone fracture Facial laceration Femur fracture Fingertip amputation Forearm fracture (radius and ulna)Frostbite Hand:finger laceration Heat exhaustion Heat stroke Hip fracture Humeral shaft fracture Knee dislocation Knee sprain Lightning injury Mandible fracture Metacarpal fracture Metatarsal fracture Muscle strain Nasal fracture Non-accidental trauma Orbital fracture Patella fracture Phalanx fracture (finger)Proximal humerus fracture Pulmonary contusion Rib fracture Rotator cuff tear (acute traumatic)Scalp laceration Scaphoid fracture Shoulder dislocation Skull fracture Splenic laceration Sternal fracture Supracondylar pediatric fracture Tendon laceration (hand:wrist)Thoracic and lumbar spine fracture Tibia:fibula fracture Tibial plateau fracture Toe fracture Traumatic epistaxis Traumatic hyphema

Acetaminophen toxicity Alcohol intoxication Alcohol withdrawal Anticholinergic toxicity Anticoagulant overdose Benzodiazepine overdose Benzodiazepine:sedative overdose Beta-blocker and calcium channel blocker toxicity Carbon monoxide poisoning Caustic ingestion Digoxin toxicity Drug eruption Foreign body ingestion Opioid intoxication Opioid overdose Opioid withdrawal Organophosphate Salicylate toxicity Serotonin syndrome Stimulant intoxication (cocaine, methamphetamine)Tricyclic antidepressant overdose

Acute anxiety Acute psychosis Agitation:behavioral emergency Bipolar disorder Conversion disorder Major depressive episode Neuroleptic malignant syndrome Suicidal ideation and attempt

Acute low back pain (mechanical)Bursitis Cervical radiculopathy Costochondritis Gout (acute)Lumbar radiculopathy Pseudogout Tendinitis

Acute eczema (Eczema acute flare)Allergic contact dermatitis Erythema multiforme Henoch-Schönlein purpura Pressure injury Psoriasis (acute flare)Stevens-Johnson syndrome Toxic epidermal necrolysis Urticaria (acute)

Envenomation (snake, spider, insect)High-altitude illness Hypothermia

Acute chest syndrome Coagulopathy Hyperviscosity syndrome Sickle cell crisis (vaso-occlusive)Symptomatic anemia Thrombocytopenia (severe)Tumor lysis syndrome

Bronchiolitis Croup Emergency delivery Febrile seizure Kawasaki disease Neonatal jaundice Neonatal sepsis Nursemaid's elbow Pediatric fever 0 to 28 days Pediatric fever 29 to 60 days Pediatric fever 61 to 90 days Pyloric stenosis Slipped capital femoral epiphysis Intussusception

Adrenal crisis Diabetic ketoacidosis Hypercalcemia Hyperosmolar hyperglycemic state Hypertensive emergency Hypertensive urgency Hypoglycemia Myasthenia gravis crisis Myxedema coma Severe hyperkalemia Severe hyponatremia Thyroid storm

Acute laryngitis Acute otitis media Acute pharyngitis Cerumen impaction Epistaxis (anterior)Nasal foreign body Otitis externa Tympanic membrane perforation

Acute angle-closure glaucoma Central retinal artery occlusion Chemical eye injury Corneal abrasion Corneal ulcer Globe rupture Ocular foreign body Orbital cellulitis Retinal detachment

Hyperemesis gravidarum Painful vaginal bleeding in pregnancy Placenta previa Placental abruption Preeclampsia:eclampsia Preterm labor Threatened:inevitable:incomplete abortion

Anaphylaxis Angioedema Cannabis-induced hyperemesis

Envenomation (snake, spider, insect)

Clinical Assessment Checklist

Browse categories and answer follow-up questions to refine your symptom profile.

Immediate threats

Time critical stabilization

Airway compromise

Stridor

Oropharyngeal edema

Respiratory failure

Hypoventilation

Progressive bulbar weakness

Shock

Anaphylaxis physiology

Hemorrhagic physiology from venom induced coagulopathy

Rapid neurologic decline

Cranial nerve dysfunction

Ascending paralysis

Limb threat

Rapidly progressive swelling crossing a joint

Compartment syndrome concern

Early high yield actions

First minutes bundle

Resuscitation bay triggers

Hypotension

Hypoxia

Rapidly progressive facial or neck swelling

Venom exposure control

Remove rings and constrictive clothing

Limb at heart level

Analgesia and anxiolysis

Opioid analgesia for severe pain

Benzodiazepine for severe muscle spasm

Antivenom readiness

Immediate poison center consultation

Species specific antivenom availability check

Monitoring and targets

Physiologic monitoring

Continuous pulse oximetry

Oxygen saturation trend

Early desaturation trigger for airway planning

Cardiac monitoring

Dysrhythmia surveillance

QT prolongation risk with some antiemetics and analgesics

Serial extremity checks

Mark leading edge of swelling with time noted in chart

Circumference measurements proximal and distal

Hemodynamic targets

Systolic blood pressure appropriate for age and baseline

Urine output trend when critically ill

Antivenom reaction preparedness

Infusion safety

Anaphylaxis kit at bedside

Epinephrine IM dosing ready

Airway equipment ready

Immediate hypersensitivity signs

Urticaria

Bronchospasm

Delayed serum sickness risk

Fever

Arthralgias

Consultation triggers

Team activation

Toxicology or poison center

Any systemic toxicity

Any coagulopathy concern

Surgery

Necrotizing soft tissue infection concern

Compartment syndrome concern

ICU

Need for airway support

Need for antivenom with systemic instability

Medical Disclaimer

SymptomDx is an educational tool for medical professionals. It does not replace clinical judgment. Verify all clinical data and drug dosages with authoritative sources.

Last Reviewed: January 15, 2026 by SymptomDX Medical Team

SymptomDx is an educational tool for medical professionals. It does not replace clinical judgment. Verify all clinical data and drug dosages with authoritative sources.

← Management Protocols

Home Management ProtocolsEnvenomation (snake, spider, insect)

Envenomation (snake, spider, insect)

Clinical Assessment Checklist

Browse categories and answer follow-up questions to refine your symptom profile.

Immediate threats

Time critical stabilization

Airway compromise

Stridor

Oropharyngeal edema

Respiratory failure

Hypoventilation

Progressive bulbar weakness

Shock

Anaphylaxis physiology

Hemorrhagic physiology from venom induced coagulopathy

Rapid neurologic decline

Cranial nerve dysfunction

Ascending paralysis

Limb threat

Rapidly progressive swelling crossing a joint

Compartment syndrome concern

Early high yield actions

First minutes bundle

Resuscitation bay triggers

Hypotension

Hypoxia

Rapidly progressive facial or neck swelling

Venom exposure control

Remove rings and constrictive clothing

Limb at heart level

Analgesia and anxiolysis

Opioid analgesia for severe pain

Benzodiazepine for severe muscle spasm

Antivenom readiness

Immediate poison center consultation

Species specific antivenom availability check

Monitoring and targets

Physiologic monitoring

Continuous pulse oximetry

Oxygen saturation trend

Early desaturation trigger for airway planning

Cardiac monitoring

Dysrhythmia surveillance

QT prolongation risk with some antiemetics and analgesics

Serial extremity checks

Mark leading edge of swelling with time noted in chart

Circumference measurements proximal and distal

Hemodynamic targets

Systolic blood pressure appropriate for age and baseline

Urine output trend when critically ill

Antivenom reaction preparedness

Infusion safety

Anaphylaxis kit at bedside

Epinephrine IM dosing ready

Airway equipment ready

Immediate hypersensitivity signs

Urticaria

Bronchospasm

Delayed serum sickness risk

Fever

Arthralgias

Consultation triggers

Team activation

Toxicology or poison center

Any systemic toxicity

Any coagulopathy concern

Surgery

Necrotizing soft tissue infection concern

Compartment syndrome concern

ICU

Need for airway support

Need for antivenom with systemic instability

Medical Disclaimer

SymptomDx is an educational tool for medical professionals. It does not replace clinical judgment. Verify all clinical data and drug dosages with authoritative sources.

Last Reviewed: January 15, 2026 by SymptomDX Medical Team

SymptomDx is an educational tool for medical professionals. It does not replace clinical judgment. Verify all clinical data and drug dosages with authoritative sources.

← Management Protocols

Home Management ProtocolsEnvenomation (snake, spider, insect)