12 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
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... ) • Systemic symptoms ... and signs (e.g. ... , fever, myalgia ... Diagnosis #Algorithm #neurology
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
Dangerous Causes of Headache ... contacts with similar illness ... thrombophilia, neurologic ... signs/symptoms ... Dangerous #Deadly #Differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... influenzae Symptoms ... Acute meningeal signs ... second phase of the illness ... #diagnosis #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
(BPPV) - Short-lived ... with significant neurologic ... signs or symptoms ... Vertigo #Causes #differential ... #diagnosis #neurology
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
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
or signs. ... 50 or less: • Neurologic ... blindness in AIDS) • Liver ... AIDS #diagnosis #differential ... #signs #symptoms
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
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
characterized by: • Headache ... mental status • Headache ... may precede the neurologic ... Neurological symptoms ... Reversible course Differential