Symptom combination
High Fever and Weakness
31 conditions commonly cause both high fever and weakness in India.
Conditions causing both symptoms
Salmonella sepsis
Emergency
high fever, chills, severe weakness, rapid heartbeat
ℹ️ immediately - call ambulance or go to emergency
Pneumonia in diseases classified elsewhere
Serious
cough with phlegm, fever, breathing difficulty, chest pain
ℹ️ within 24 hours
Acute necrotizing hemorrhagic encephalopathy, unspecified
Emergency
sudden severe headache, confusion, seizures, weakness
ℹ️ immediately
Postinfectious acute necrotizing hemorrhagic encephalopathy
Emergency
severe headache after infection, confusion, seizures, fever
ℹ️ immediately
Acute and subacute hemorrhagic leukoencephalitis [Hurst]
Emergency
sudden severe headache, high fever, confusion, weakness in limbs
ℹ️ immediately - call ambulance
Intraspinal abscess and granuloma
Emergency
severe back pain, fever, weakness in legs, loss of bladder control
ℹ️ immediately
Intracranial and intraspinal abscess and granuloma in diseases classified elsewhere
Emergency
severe headache, fever, confusion, seizures
ℹ️ immediately
Direct infection of vertebrae in infectious and parasitic diseases classified elsewhere
Serious
back pain, spine stiffness, fever, difficulty bending
ℹ️ within 24 hours - urgent evaluation required
Frequently asked questions
What causes high fever and weakness together in India?
Common conditions that cause both include:
Salmonella sepsis, Pneumonia in diseases classified elsewhere, Acute necrotizing hemorrhagic encephalopathy, unspecified, Postinfectious acute necrotizing hemorrhagic encephalopathy, Acute and subacute hemorrhagic leukoencephalitis [Hurst].
When should I see a doctor for high fever and weakness?
See a doctor within 24 hours if symptoms are severe,
persistent beyond 2 days, or worsening. Call 112 for any emergency.
Important: This is general health information only — not medical advice.
Always consult a qualified doctor. Emergency: call 112.
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