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Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... Cardinal Symptoms ... localizing signs ... or symptoms - Malaria ... melioidosis, typhoid, pulmonary
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... and bacterial infections ... Pyogenic/focal infection ... Brucellosis Faget's Sign ... #Patterns #Differential
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
Clinical: • Disease ... Constitutional: Fever ... exertion • Neurologic ... Sarcoidosis #Diagnosis #Symptoms ... #Signs #Pulmonary
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
lesion Pott's Disease ... symptoms, fever ... ) • Headache, fever ... Meningitis: • Fever ... Tuberculosis #diagnosis #differential
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Cough, Dyspnea, Fever ... symptomatology Differential ... allopurinol), Infection ... DAH, rule out infection ... #diagnosis #nephrology
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Hyperkalemia Pulmonary ... Diptheria • Typhoid fever ... Acute rheumatic fever ... Psittacosis • Q fever ... • Yellow fever
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Fever, cough ... , fever, chills, ... normal glucose level ... • Isolated fever ... ) #Mycoses #InfectiousDiseases
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Hyperthyroidism Fever ... • Rheumatic fever ... SLE, Rheumatic fever ... stenosis - Rheumatic fever ... • New murmur, fever
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... ) • Systemic symptoms ... , fever, myalgia ... lesion • CNS infection ... Diagnosis #Algorithm #neurology
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
suspected: • Signs ... and symptoms of ... treatment • Elevated liver ... microscopic colitis Differential ... NSAlDs, ARBs) • Infection