37 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... • CT: Halo sign ... Constitutional symptoms ... Infections #HIV #AIDS #pulmonary ... #differential #
Complications of Measles: Pathogenesis and Clinical Findings
 • ADEM -> Fever, headache, neck stiffness, BBD, mental
, headache, neck ... Pericarditis • Pneumonia ... SOB, fatigue, fever ... Complications #diagnosis #signs ... #symptoms #pathophysiology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... ) • Systemic symptoms ... and signs (e.g. ... , fever, myalgia ... #Differential #
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... infection Cardinal Symptoms ... localizing signs ... or symptoms - Malaria ... Cough, dyspnea - Pneumonia
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... Inflammation (e.g., fever ... symptoms (e.g., ... chest pain) and signs ... #Pneumonia #Venn
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... Streptococcus pneumoniae ... influenzae Symptoms ... Acute meningeal signs ... (< 50%) • S. pneumoniae
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
brief interval symptom ... -14 days): • Fever ... • Headache ... dysfunction) • Pulmonary ... Diagnosis #Illness #Signs
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
lymphadenopathy, pulmonary ... later stage) • Headache ... • Papilledema, headache ... Children with pulmonary ... Tuberculosis #diagnosis #differential
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... coagulopathy, decreased level ... shoulder girdle symptoms ... thrombophilia, neurologic signs ... Dangerous #Deadly #Differential
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
postpartum): • Initial symptoms ... abdominal pain, headache ... infiltration) Differential ... Intrahepatic Cholestasis Management ... obgyn #diagnosis #management