10 results
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
brief interval symptom ... -14 days): • Fever ... • Headache ... suffusion (redness w/o exudate ... #Signs
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Muscles, Kidneys, Liver ... Rhabdomyolysis - AKI - Liver ... → Syncope • Signs ... /Symptoms: - Lightheadedness ... tissue damage (AKI, Liver
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
coagulopathy, decreased level ... contacts with similar illness ... thrombophilia, neurologic signs ... Fatal #Dangerous #Deadly ... #Differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... : • Headache ... influenzae Symptoms ... Acute meningeal signs ... second phase of the illness
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
Headache/ retro-orbital ... acute febrile illness ... and no apparent focus ... Liver enlargement ... involvement, such as liver
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
cholestasis → Cirrhosis/Liver ... failure PBC Signs ... and Symptoms: ... or higher • Liver ... bile ducts Differential
Fever After International Travel

Infectious Disease:
• Endemic in either the destination or home region

Viral Syndromes:
Arboviral infections, a
with headache, ... with headache, ... and myalgias, symptoms ... including tests of liver ... #Travel #Differential
Waterborne Infections - Differential Diagnosis Framework

Infections that can be acquired from fresh water, brackish water, sea
Waterborne Infections - Differential ... 4 weeks • The illness ... biphasic • Clinical symptoms ... : headaches, chills ... Meningitis - Liver
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
consideration in febrile illness ... if untreated; early ... Presentation • Common Signs ... and Symptoms: ... - Elevated liver
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
may exhibit an exudative ... accompanied by headache ... DIFFERENTIAL DIAGNOSIS ... rashes, joint pain, headaches ... particularly if early