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​Symptoms and Signs – Differential Diagnosis of Tinea Corporis
• Contact dermatitis
• Eczema
• Erythema multiforme
• Granuloma annulare
• Lyme disease
• Nummular eczema
• Pityriasis rosea
• Psoriasis
• Syphilis
• Systemic lupus erythematosus (SLE)
• Tinea versicolor
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​Symptoms and Signs – Differential Diagnosis of Toxoplasmosis
LYMPHADENOPATHY
• Infectious mononucleosis
• Cytomegalovirus (CMV) mononucleosis
• Cat-scratch disease
• Sarcoidosis
• Tuberculosis
• Lymphoma
• Metastatic cancer
CEREBRAL MASS LESIONS IN IMMUNOCOMPROMISED
HOST
• Lymphoma
• Tuberculosis
• Bacterial abscess
PNEUMONITIS IN IMMUNOCOMPROMISED HOST
• Pneumocystis jiroveci pneumonia
• Tuberculosis
• Fungal infection
CHORIORETINITIS
• Syphilis
• Tuberculosis
• Histoplasmosis (competent host)
• CMV
• Syphilis
• Herpes simplex
• Fungal infection
• TB (AIDS patient)
MYOCARDITIS
• Organ rejection in heart transplant recipients
CONGENITAL INFECTION
• Rubella
• CMV
• Herpes simplex
• Syphilis
• Listeriosis
• Erythroblastosis fetalis
• Sepsis
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​Symptoms and Signs – Differential Diagnosis of Toxic Shock Syndrome
• Acute rheumatic fever
• Erythema multiforme
• Hemolytic-uremic syndrome
• Kawasaki’s disease
• Legionnaires’ disease
• Leptospirosis
• Meningococcemia
• Mucocutaneous lymph node syndrome
• Rocky Mountain spotted fever
• Scalded skin syndrome
• Scarlet fever
• Septic shock
• Staphylococcal food poisoning
• Stevens-Johnson syndrome
• Toxic epidermal necrolysis
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​Symptoms and Signs – Differential Diagnosis of Tourette’s Syndrome
• Drug intoxication: many drugs are known to induce or to exacerbate tic disorder, including methylphenidate, amphetamines, pemoline, anticholinergics, and antihistamines.
• Head trauma
• Inherited disorders: these include Huntington’s disease, Hallervorden-Spatz disease, and neuroacanthocytosis. All of these should have other abnormalities on neurologic examination.
• Pediatric autoimmune neuropsychiatric disorder associated with streptococcal infection (PANDAS)
• Postinfectious encephalitis
• Sporadic tic disorders: these tend to be motor or vocal but not both.
• Sydenham’s chorea: occurs after infection with group A streptococcus
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​Symptoms and Signs – Differential Diagnosis of Tinea Capitis
• Alopecia areata
• Carbuncles
• Dermatitis
• Folliculitis
• Impetigo
• Lichen ruber planus
• Lupus erythematosus
• Pediculosis
• Pseudopelade
• Psoriasis
• Pyoderma
• Seborrhea/atopic
• Traction alopecia
• Trichotillomania
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​Symptoms and Signs – Differential Diagnosis of Tinnitus
• Anxiety disorder
• Auditory hallucinations
• Muscular sounds: palatal myoclonus, spasm of stapedius or tensor tympani muscle
• Pulsatile sounds: carotid stenosis, aortic valve disease, high cardiac output, arteriovenous malformations
• Spontaneous autoacoustic emissions
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Kembara Xtra 

Facts about medicine and its subtopic such as anatomy, physiology, biochemistry, pharmacology, medicine, pediatrics, psychiatry, obstetrics and gynecology and surgery.