A 35 year old man was brought in unconscious by the SCDF emergency ambulance service. He was found slumped on the sofa at a local pub. Prepare a concept map which includes the aetiology or the mechanisms behind your main differentials for this patient.

ETC

Post-anoxic coma

Hepatic Encephalopathy

Eclampsia

Neurological or CNS

Infectious

Metabolic

Toxic

Environmental

Pulmonary / Hypoxia

CVS

Hemorrhage stroke

Ishemic stroke

Status epilepticus

Acute hydrocephalus

Hematomas

Cancer

Venous sinus thrombosis

CNS vasculitis

Pseudotumor cerebri

Bacterial meningitis

Encephalitis

Septic shock

Brain abscess

viral meningitis

sepsis from other sources

Hypoglycemia

Thiamine deficiency - wernicke korsakoff

Electrolyte

Hyperammonemia

Na

Ca

Myxedema coma

Thyrotoxicosis

Uremia

Porphyria

Carbon monoxide

Cyanide

Heroin

B-blockers

Calcium channel blockers

Cardiac glycosides

Tricyclic antidepressant

Alcohol

Benzodiazepine

Cocaine, amephetamines

Isoniazid, organophosphates, acetaminophen, anticonvulsants, aspirin, lithium, PCP, SSRIs

Muarijuana, LSD, Mushrooms, NSAIDS

High-altitude cerebral edema

Heat stroke

Hypothermia

Malignant hyperthermia

neuroleptic malignant syndrom

dysbarism

Anaphylaxis

Pulmonary embolus

Asthma

COPD

MI

Aortic dissection

cardiogenic shock

cardiac tamponande

hypovolemic shock

hypertensive crisis

malignant arrhythmia

CHF

Anemia

Hyperglycemia - Diabetic ketoacidosis (DKA) and Hyperosmolar non-ketotic hyperglycaemia (HONK)

Trauma

changes in ambient pressure

click to edit

basilar artery thrombosis: vision disturbances

pulse oximetry

core temperature

jaundice

distended veins

spider nevi

cherry red lips

**petechial bleeding

Convulsion seizure

bitten tongue

goiter

Glascow coma scale

Physical examination: reponsiveness, pupillary reflex, vestibular ocular reflex (Tested with oculocephalic (quick turn of head from side to side or in the anterior-posterior plane), neuromascular weakness, lumbar puncture, CSF, EEG (seizures).