27 results
Borrelia recurrentis Infection - Spirochetes were visible (arrows), a finding that suggested louseborne relapsing fever #Clinical
Borrelia recurrentis Infection ... fever #Clinical #Pathology ... Recurrentis #Smear #Microscopy ... #NEJM
Urinary Tract Tuberculosis - Contrast-enhanced computed tomography (CT) of the abdomen showed mild dilatation of the
computed tomography (CT ... Clinical #Radiology #Pathology ... #CT #Urogenital ... AcidFastBacilli #Microscopy ... #NEJM
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - Differential ... sweats, chills (infection ... Dyspnea (underlying lung ... refer + order CT ... History of cancer, lung
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
of Hemoptysis - Differential ... Malformation Normal CXR/CT ... Bronchitis Diffuse CT ... Pulmonary Vasculitis Infection ... polyangiitis / microscopic
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Primary Back Pathology ... Manifestations: • Infection ... (most common: lung ... (most common: lung
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary infections ... according to CT-scan ... Patterns #Pulmonary #Lung ... #Infections #ComputedTomography ... #Differential #
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... spp, Atypical infection ... failure, COPD, Lung ... CXR +/- High res CT ... diagnosis #evaluation #differential
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Lymphadenopathy - Differential ... , Mediastinum, Lungs ... Epitrochlear (Always pathologic ... ): • Infection ... Lymphadenopathy #LAD #Differential
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Breast, Testicle) Infection ... polyangiitis (GPA) / microscopic ... Malformation #Lung ... #Nodule #Differential
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... inhalational injury Differential ... Opacities: • Infectious ... Nocardia, zoonotic infections ... CXR #clinical #CT