Dengue Fever Clinical Features

Dengue virus is transmitted by the bite of Aedes mosquito

Clinical Features

There is sudden onset of fever with chills and severe aching (breakbone) of head back and exremities.
Sore throat,prostration,headach,dizziness photophobia,abdominal or chest pain,nausea,vomiting,insomnia(sleeplessness)and depression are also accompanied.

  • The initial febrile phase lasts 3-7 days followed byremission of a few hours to days.

On Examination

  • There may be conjunctival redness and flushing or blotching of the skin.
  • Rash appears in 80% of cases during the second febrile phase.Rash appears first on the dorsum of thehands and feet and  then spreads to arms ,legs,trunk and neck.Face is rarely involved.

Bleeding Tendency

Tourniquet test(when tourniquet is used to withdraw blood or cuff is applied for BP measurement,it leaves reddish mark due to damage of vessels.
Petechial rashes and GI bleeding may occur
Tenderness to palpation of muscles,periorbital edema,hypotension and tachycardia maybe present on examination.

Investigations

  • Blood CP:Leukopenia,thrombocytopenia,Virus detection from Blood.

Complications

  1. Bleeding from nose,gums,heamaturia,or GI Bleeding.
  2. Bone marrow failure
  3. Depression
  4. Pneumonia
  5. Iritis
  6. Orchitis
  7. Dengue shock syndrome;hypotension,hepatomegaly,pleaural effusion,cyanosis,ascities,echymosis and G.I bleeding.

Prevenstion

  • Control of mosquitoes by insect repellents.
  • Patient isolation and strict barrier nursing are not required.

Differential Diagnosis

  1. Malaria
  2. Typhoid
  3. Leptospirosis
  4. Shigellosis
  5. Reckettsial disease.

Treatment

  1. Intavenous saline for hypotension
  2. Paracetamole for pain and fever
  3. Parental antiemetics
  4. Platelets monitoring is essential,platelet replacement may be required.

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About Me

Dr. Muhammad Iqbal is a board certified Homeopathic Skin and Beauty Specialist

Working Hours

Morning: 9.00 am - 2.00 pmEvening: 6.00 pm - 10.00 pm
Subscribe to My Newsletter


About Me

Dr. Muhammad Iqbal is a board certified Homeopathic Skin and Beauty Specialist

Working Hours

Morning: 9.00 am - 2.00 pmEvening: 6.00 pm - 10.00 pm